Home / 5,472.43-7,551.07-3,114.61

Finding the Fourth Proportional to 5,472.43, 7,551.07 and 3,114.61

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Solution

The fourth proportional to 5,472.43, 7,551.07 and 3,114.61 is: 4,297.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.43 : 7,551.07 = 3,114.61 : x
  2. Step 2: Convert to fraction form
    5,472.43/7,551.07 = 3,114.61/x
  3. Step 3: Cross multiply
    5,472.43x = 7,551.07 × 3,114.61
  4. Step 4: Simplify right side
    5,472.43x = 23,518,638.13
  5. Step 5: Solve for x
    x = 23,518,638.13/5,472.43
  6. Step 6: Final answer
    x = 4,297.66

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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.