Home / 3,943.36-5,442.24-2,265.04

Finding the Fourth Proportional to 3,943.36, 5,442.24 and 2,265.04

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Solution

The fourth proportional to 3,943.36, 5,442.24 and 2,265.04 is: 3,125.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.36 : 5,442.24 = 2,265.04 : x
  2. Step 2: Convert to fraction form
    3,943.36/5,442.24 = 2,265.04/x
  3. Step 3: Cross multiply
    3,943.36x = 5,442.24 × 2,265.04
  4. Step 4: Simplify right side
    3,943.36x = 12,326,891.29
  5. Step 5: Solve for x
    x = 12,326,891.29/3,943.36
  6. Step 6: Final answer
    x = 3,125.99

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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.