Home / 5,371.29-7,409.52-3,132.35

Finding the Fourth Proportional to 5,371.29, 7,409.52 and 3,132.35

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Solution

The fourth proportional to 5,371.29, 7,409.52 and 3,132.35 is: 4,320.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.29 : 7,409.52 = 3,132.35 : x
  2. Step 2: Convert to fraction form
    5,371.29/7,409.52 = 3,132.35/x
  3. Step 3: Cross multiply
    5,371.29x = 7,409.52 × 3,132.35
  4. Step 4: Simplify right side
    5,371.29x = 23,209,209.97
  5. Step 5: Solve for x
    x = 23,209,209.97/5,371.29
  6. Step 6: Final answer
    x = 4,320.98

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1.5x scale

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.