Home / 4,169.73-5,753.28-2,490.87

Finding the Fourth Proportional to 4,169.73, 5,753.28 and 2,490.87

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Solution

The fourth proportional to 4,169.73, 5,753.28 and 2,490.87 is: 3,436.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.73 : 5,753.28 = 2,490.87 : x
  2. Step 2: Convert to fraction form
    4,169.73/5,753.28 = 2,490.87/x
  3. Step 3: Cross multiply
    4,169.73x = 5,753.28 × 2,490.87
  4. Step 4: Simplify right side
    4,169.73x = 14,330,672.55
  5. Step 5: Solve for x
    x = 14,330,672.55/4,169.73
  6. Step 6: Final answer
    x = 3,436.83

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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.