Home / 9,771.37-13,483.82-6,234.19

Finding the Fourth Proportional to 9,771.37, 13,483.82 and 6,234.19

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Solution

The fourth proportional to 9,771.37, 13,483.82 and 6,234.19 is: 8,602.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,771.37 : 13,483.82 = 6,234.19 : x
  2. Step 2: Convert to fraction form
    9,771.37/13,483.82 = 6,234.19/x
  3. Step 3: Cross multiply
    9,771.37x = 13,483.82 × 6,234.19
  4. Step 4: Simplify right side
    9,771.37x = 84,060,677.68
  5. Step 5: Solve for x
    x = 84,060,677.68/9,771.37
  6. Step 6: Final answer
    x = 8,602.75

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Half scale
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Double scale
Find fourth proportional to 9,772.37, 13,485.20 and 6,235.19
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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.