Home / 9,220.14-12,724.17-5,028.39

Finding the Fourth Proportional to 9,220.14, 12,724.17 and 5,028.39

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Solution

The fourth proportional to 9,220.14, 12,724.17 and 5,028.39 is: 6,939.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220.14 : 12,724.17 = 5,028.39 : x
  2. Step 2: Convert to fraction form
    9,220.14/12,724.17 = 5,028.39/x
  3. Step 3: Cross multiply
    9,220.14x = 12,724.17 × 5,028.39
  4. Step 4: Simplify right side
    9,220.14x = 63,982,089.19
  5. Step 5: Solve for x
    x = 63,982,089.19/9,220.14
  6. Step 6: Final answer
    x = 6,939.38

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.