Home / 3,445.27-5,159.66-2,455.71

Finding the Fourth Proportional to 3,445.27, 5,159.66 and 2,455.71

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Solution

The fourth proportional to 3,445.27, 5,159.66 and 2,455.71 is: 3,677.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.27 : 5,159.66 = 2,455.71 : x
  2. Step 2: Convert to fraction form
    3,445.27/5,159.66 = 2,455.71/x
  3. Step 3: Cross multiply
    3,445.27x = 5,159.66 × 2,455.71
  4. Step 4: Simplify right side
    3,445.27x = 12,670,616.38
  5. Step 5: Solve for x
    x = 12,670,616.38/3,445.27
  6. Step 6: Final answer
    x = 3,677.68

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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.