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Finding the Fourth Proportional to 3,693.66, 5,098.10 and 2,434.94

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Solution

The fourth proportional to 3,693.66, 5,098.10 and 2,434.94 is: 3,360.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693.66 : 5,098.10 = 2,434.94 : x
  2. Step 2: Convert to fraction form
    3,693.66/5,098.10 = 2,434.94/x
  3. Step 3: Cross multiply
    3,693.66x = 5,098.10 × 2,434.94
  4. Step 4: Simplify right side
    3,693.66x = 12,413,551.85
  5. Step 5: Solve for x
    x = 12,413,551.85/3,693.66
  6. Step 6: Final answer
    x = 3,360.78

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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.