Home / 3,710.92-5,539.85-3,581.12

Finding the Fourth Proportional to 3,710.92, 5,539.85 and 3,581.12

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Solution

The fourth proportional to 3,710.92, 5,539.85 and 3,581.12 is: 5,346.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.92 : 5,539.85 = 3,581.12 : x
  2. Step 2: Convert to fraction form
    3,710.92/5,539.85 = 3,581.12/x
  3. Step 3: Cross multiply
    3,710.92x = 5,539.85 × 3,581.12
  4. Step 4: Simplify right side
    3,710.92x = 19,838,849.73
  5. Step 5: Solve for x
    x = 19,838,849.73/3,710.92
  6. Step 6: Final answer
    x = 5,346.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.