Home / 3,592.28-5,381.22-1,641.80

Finding the Fourth Proportional to 3,592.28, 5,381.22 and 1,641.80

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Solution

The fourth proportional to 3,592.28, 5,381.22 and 1,641.80 is: 2,459.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,592.28 : 5,381.22 = 1,641.80 : x
  2. Step 2: Convert to fraction form
    3,592.28/5,381.22 = 1,641.80/x
  3. Step 3: Cross multiply
    3,592.28x = 5,381.22 × 1,641.80
  4. Step 4: Simplify right side
    3,592.28x = 8,834,906.61
  5. Step 5: Solve for x
    x = 8,834,906.61/3,592.28
  6. Step 6: Final answer
    x = 2,459.41

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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.