Home / 9,639.12-14,458.68-3,794.16

Finding the Fourth Proportional to 9,639.12, 14,458.68 and 3,794.16

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Solution

The fourth proportional to 9,639.12, 14,458.68 and 3,794.16 is: 5,691.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639.12 : 14,458.68 = 3,794.16 : x
  2. Step 2: Convert to fraction form
    9,639.12/14,458.68 = 3,794.16/x
  3. Step 3: Cross multiply
    9,639.12x = 14,458.68 × 3,794.16
  4. Step 4: Simplify right side
    9,639.12x = 54,858,545.31
  5. Step 5: Solve for x
    x = 54,858,545.31/9,639.12
  6. Step 6: Final answer
    x = 5,691.24

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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.