Home / 3,656.11-5,480.24-2,612.95

Finding the Fourth Proportional to 3,656.11, 5,480.24 and 2,612.95

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Solution

The fourth proportional to 3,656.11, 5,480.24 and 2,612.95 is: 3,916.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.11 : 5,480.24 = 2,612.95 : x
  2. Step 2: Convert to fraction form
    3,656.11/5,480.24 = 2,612.95/x
  3. Step 3: Cross multiply
    3,656.11x = 5,480.24 × 2,612.95
  4. Step 4: Simplify right side
    3,656.11x = 14,319,565.71
  5. Step 5: Solve for x
    x = 14,319,565.71/3,656.11
  6. Step 6: Final answer
    x = 3,916.62

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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.