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Finding the Fourth Proportional to 9,797.63, 13,524.60 and 6,815.19

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Solution

The fourth proportional to 9,797.63, 13,524.60 and 6,815.19 is: 9,407.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,797.63 : 13,524.60 = 6,815.19 : x
  2. Step 2: Convert to fraction form
    9,797.63/13,524.60 = 6,815.19/x
  3. Step 3: Cross multiply
    9,797.63x = 13,524.60 × 6,815.19
  4. Step 4: Simplify right side
    9,797.63x = 92,172,701.64
  5. Step 5: Solve for x
    x = 92,172,701.64/9,797.63
  6. Step 6: Final answer
    x = 9,407.66

Related Problems

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Half scale
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Double scale
Find fourth proportional to 9,798.63, 13,525.98 and 6,816.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.