Home / 5,392.92-7,447.50-3,531

Finding the Fourth Proportional to 5,392.92, 7,447.50 and 3,531

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Solution

The fourth proportional to 5,392.92, 7,447.50 and 3,531 is: 4,876.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392.92 : 7,447.50 = 3,531 : x
  2. Step 2: Convert to fraction form
    5,392.92/7,447.50 = 3,531/x
  3. Step 3: Cross multiply
    5,392.92x = 7,447.50 × 3,531
  4. Step 4: Simplify right side
    5,392.92x = 26,297,122.50
  5. Step 5: Solve for x
    x = 26,297,122.50/5,392.92
  6. Step 6: Final answer
    x = 4,876.23

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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.