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Finding the Fourth Proportional to 2,473.48, 3,710.22 and 2,105.92

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Solution

The fourth proportional to 2,473.48, 3,710.22 and 2,105.92 is: 3,158.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,473.48 : 3,710.22 = 2,105.92 : x
  2. Step 2: Convert to fraction form
    2,473.48/3,710.22 = 2,105.92/x
  3. Step 3: Cross multiply
    2,473.48x = 3,710.22 × 2,105.92
  4. Step 4: Simplify right side
    2,473.48x = 7,813,426.50
  5. Step 5: Solve for x
    x = 7,813,426.50/2,473.48
  6. Step 6: Final answer
    x = 3,158.88

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Similar ratio
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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.