Home / 4,221.31-6,325.03-1,446.47

Finding the Fourth Proportional to 4,221.31, 6,325.03 and 1,446.47

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Solution

The fourth proportional to 4,221.31, 6,325.03 and 1,446.47 is: 2,167.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.31 : 6,325.03 = 1,446.47 : x
  2. Step 2: Convert to fraction form
    4,221.31/6,325.03 = 1,446.47/x
  3. Step 3: Cross multiply
    4,221.31x = 6,325.03 × 1,446.47
  4. Step 4: Simplify right side
    4,221.31x = 9,148,966.14
  5. Step 5: Solve for x
    x = 9,148,966.14/4,221.31
  6. Step 6: Final answer
    x = 2,167.33

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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.