Home / 4,002.40-5,526.08-3,581.52

Finding the Fourth Proportional to 4,002.40, 5,526.08 and 3,581.52

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Solution

The fourth proportional to 4,002.40, 5,526.08 and 3,581.52 is: 4,944.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002.40 : 5,526.08 = 3,581.52 : x
  2. Step 2: Convert to fraction form
    4,002.40/5,526.08 = 3,581.52/x
  3. Step 3: Cross multiply
    4,002.40x = 5,526.08 × 3,581.52
  4. Step 4: Simplify right side
    4,002.40x = 19,791,766.04
  5. Step 5: Solve for x
    x = 19,791,766.04/4,002.40
  6. Step 6: Final answer
    x = 4,944.97

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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.