Home / 6,425.70-8,866.17-4,433.10

Finding the Fourth Proportional to 6,425.70, 8,866.17 and 4,433.10

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Solution

The fourth proportional to 6,425.70, 8,866.17 and 4,433.10 is: 6,116.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,425.70 : 8,866.17 = 4,433.10 : x
  2. Step 2: Convert to fraction form
    6,425.70/8,866.17 = 4,433.10/x
  3. Step 3: Cross multiply
    6,425.70x = 8,866.17 × 4,433.10
  4. Step 4: Simplify right side
    6,425.70x = 39,304,618.23
  5. Step 5: Solve for x
    x = 39,304,618.23/6,425.70
  6. Step 6: Final answer
    x = 6,116.78

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Half scale
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Double scale
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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.