Home / 3,691.96-5,095.89-2,496.40

Finding the Fourth Proportional to 3,691.96, 5,095.89 and 2,496.40

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Solution

The fourth proportional to 3,691.96, 5,095.89 and 2,496.40 is: 3,445.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691.96 : 5,095.89 = 2,496.40 : x
  2. Step 2: Convert to fraction form
    3,691.96/5,095.89 = 2,496.40/x
  3. Step 3: Cross multiply
    3,691.96x = 5,095.89 × 2,496.40
  4. Step 4: Simplify right side
    3,691.96x = 12,721,379.80
  5. Step 5: Solve for x
    x = 12,721,379.80/3,691.96
  6. Step 6: Final answer
    x = 3,445.70

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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.