Home / 5,137.43-7,705.94-3,572.91

Finding the Fourth Proportional to 5,137.43, 7,705.94 and 3,572.91

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Solution

The fourth proportional to 5,137.43, 7,705.94 and 3,572.91 is: 5,359.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.43 : 7,705.94 = 3,572.91 : x
  2. Step 2: Convert to fraction form
    5,137.43/7,705.94 = 3,572.91/x
  3. Step 3: Cross multiply
    5,137.43x = 7,705.94 × 3,572.91
  4. Step 4: Simplify right side
    5,137.43x = 27,532,612.22
  5. Step 5: Solve for x
    x = 27,532,612.22/5,137.43
  6. Step 6: Final answer
    x = 5,359.22

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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.