Home / 5,401.08-7,453.50-3,132.86

Finding the Fourth Proportional to 5,401.08, 7,453.50 and 3,132.86

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Solution

The fourth proportional to 5,401.08, 7,453.50 and 3,132.86 is: 4,323.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.08 : 7,453.50 = 3,132.86 : x
  2. Step 2: Convert to fraction form
    5,401.08/7,453.50 = 3,132.86/x
  3. Step 3: Cross multiply
    5,401.08x = 7,453.50 × 3,132.86
  4. Step 4: Simplify right side
    5,401.08x = 23,350,772.01
  5. Step 5: Solve for x
    x = 23,350,772.01/5,401.08
  6. Step 6: Final answer
    x = 4,323.35

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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.