Home / 3,792.61-5,688.92-2,499.85

Finding the Fourth Proportional to 3,792.61, 5,688.92 and 2,499.85

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Solution

The fourth proportional to 3,792.61, 5,688.92 and 2,499.85 is: 3,749.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.61 : 5,688.92 = 2,499.85 : x
  2. Step 2: Convert to fraction form
    3,792.61/5,688.92 = 2,499.85/x
  3. Step 3: Cross multiply
    3,792.61x = 5,688.92 × 2,499.85
  4. Step 4: Simplify right side
    3,792.61x = 14,221,446.66
  5. Step 5: Solve for x
    x = 14,221,446.66/3,792.61
  6. Step 6: Final answer
    x = 3,749.78

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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.