Home / 5,432.22-8,149.37-2,312.16

Finding the Fourth Proportional to 5,432.22, 8,149.37 and 2,312.16

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Solution

The fourth proportional to 5,432.22, 8,149.37 and 2,312.16 is: 3,468.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.22 : 8,149.37 = 2,312.16 : x
  2. Step 2: Convert to fraction form
    5,432.22/8,149.37 = 2,312.16/x
  3. Step 3: Cross multiply
    5,432.22x = 8,149.37 × 2,312.16
  4. Step 4: Simplify right side
    5,432.22x = 18,842,635.78
  5. Step 5: Solve for x
    x = 18,842,635.78/5,432.22
  6. Step 6: Final answer
    x = 3,468.68

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1.5x scale

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.