Home / 5,422.50-8,132.85-1,526.04

Finding the Fourth Proportional to 5,422.50, 8,132.85 and 1,526.04

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Solution

The fourth proportional to 5,422.50, 8,132.85 and 1,526.04 is: 2,288.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.50 : 8,132.85 = 1,526.04 : x
  2. Step 2: Convert to fraction form
    5,422.50/8,132.85 = 1,526.04/x
  3. Step 3: Cross multiply
    5,422.50x = 8,132.85 × 1,526.04
  4. Step 4: Simplify right side
    5,422.50x = 12,411,054.41
  5. Step 5: Solve for x
    x = 12,411,054.41/5,422.50
  6. Step 6: Final answer
    x = 2,288.81

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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.