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Finding the Fourth Proportional to 6,543.98, 9,815.97 and 4,604.84

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Solution

The fourth proportional to 6,543.98, 9,815.97 and 4,604.84 is: 6,907.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,543.98 : 9,815.97 = 4,604.84 : x
  2. Step 2: Convert to fraction form
    6,543.98/9,815.97 = 4,604.84/x
  3. Step 3: Cross multiply
    6,543.98x = 9,815.97 × 4,604.84
  4. Step 4: Simplify right side
    6,543.98x = 45,200,971.29
  5. Step 5: Solve for x
    x = 45,200,971.29/6,543.98
  6. Step 6: Final answer
    x = 6,907.26

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.