Home / 9,068.79-13,618.53-5,565.81

Finding the Fourth Proportional to 9,068.79, 13,618.53 and 5,565.81

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Solution

The fourth proportional to 9,068.79, 13,618.53 and 5,565.81 is: 8,358.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,068.79 : 13,618.53 = 5,565.81 : x
  2. Step 2: Convert to fraction form
    9,068.79/13,618.53 = 5,565.81/x
  3. Step 3: Cross multiply
    9,068.79x = 13,618.53 × 5,565.81
  4. Step 4: Simplify right side
    9,068.79x = 75,798,201.53
  5. Step 5: Solve for x
    x = 75,798,201.53/9,068.79
  6. Step 6: Final answer
    x = 8,358.13

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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.