Home / 3,753.88-5,176.98-2,426.19

Finding the Fourth Proportional to 3,753.88, 5,176.98 and 2,426.19

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Solution

The fourth proportional to 3,753.88, 5,176.98 and 2,426.19 is: 3,345.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.88 : 5,176.98 = 2,426.19 : x
  2. Step 2: Convert to fraction form
    3,753.88/5,176.98 = 2,426.19/x
  3. Step 3: Cross multiply
    3,753.88x = 5,176.98 × 2,426.19
  4. Step 4: Simplify right side
    3,753.88x = 12,560,337.11
  5. Step 5: Solve for x
    x = 12,560,337.11/3,753.88
  6. Step 6: Final answer
    x = 3,345.96

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Half scale
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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.