Home / 3,934.52-5,429.66-2,256.03

Finding the Fourth Proportional to 3,934.52, 5,429.66 and 2,256.03

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Solution

The fourth proportional to 3,934.52, 5,429.66 and 2,256.03 is: 3,113.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.52 : 5,429.66 = 2,256.03 : x
  2. Step 2: Convert to fraction form
    3,934.52/5,429.66 = 2,256.03/x
  3. Step 3: Cross multiply
    3,934.52x = 5,429.66 × 2,256.03
  4. Step 4: Simplify right side
    3,934.52x = 12,249,437.42
  5. Step 5: Solve for x
    x = 12,249,437.42/3,934.52
  6. Step 6: Final answer
    x = 3,113.32

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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.