Home / 4,275.52-6,402.39-3,619.42

Finding the Fourth Proportional to 4,275.52, 6,402.39 and 3,619.42

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Solution

The fourth proportional to 4,275.52, 6,402.39 and 3,619.42 is: 5,419.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.52 : 6,402.39 = 3,619.42 : x
  2. Step 2: Convert to fraction form
    4,275.52/6,402.39 = 3,619.42/x
  3. Step 3: Cross multiply
    4,275.52x = 6,402.39 × 3,619.42
  4. Step 4: Simplify right side
    4,275.52x = 23,172,938.41
  5. Step 5: Solve for x
    x = 23,172,938.41/4,275.52
  6. Step 6: Final answer
    x = 5,419.91

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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.