Home / 4,753.10-7,132.36-1,831.56

Finding the Fourth Proportional to 4,753.10, 7,132.36 and 1,831.56

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Solution

The fourth proportional to 4,753.10, 7,132.36 and 1,831.56 is: 2,748.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,753.10 : 7,132.36 = 1,831.56 : x
  2. Step 2: Convert to fraction form
    4,753.10/7,132.36 = 1,831.56/x
  3. Step 3: Cross multiply
    4,753.10x = 7,132.36 × 1,831.56
  4. Step 4: Simplify right side
    4,753.10x = 13,063,345.28
  5. Step 5: Solve for x
    x = 13,063,345.28/4,753.10
  6. Step 6: Final answer
    x = 2,748.38

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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.