Home / 10,376.76-15,565.26-3,451.26

Finding the Fourth Proportional to 10,376.76, 15,565.26 and 3,451.26

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Solution

The fourth proportional to 10,376.76, 15,565.26 and 3,451.26 is: 5,176.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376.76 : 15,565.26 = 3,451.26 : x
  2. Step 2: Convert to fraction form
    10,376.76/15,565.26 = 3,451.26/x
  3. Step 3: Cross multiply
    10,376.76x = 15,565.26 × 3,451.26
  4. Step 4: Simplify right side
    10,376.76x = 53,719,759.23
  5. Step 5: Solve for x
    x = 53,719,759.23/10,376.76
  6. Step 6: Final answer
    x = 5,176.93

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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.