Home / 5,565.47-7,681.19-3,175.43

Finding the Fourth Proportional to 5,565.47, 7,681.19 and 3,175.43

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Solution

The fourth proportional to 5,565.47, 7,681.19 and 3,175.43 is: 4,382.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565.47 : 7,681.19 = 3,175.43 : x
  2. Step 2: Convert to fraction form
    5,565.47/7,681.19 = 3,175.43/x
  3. Step 3: Cross multiply
    5,565.47x = 7,681.19 × 3,175.43
  4. Step 4: Simplify right side
    5,565.47x = 24,391,026.88
  5. Step 5: Solve for x
    x = 24,391,026.88/5,565.47
  6. Step 6: Final answer
    x = 4,382.57

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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.