Home / 10,446.85-15,659.27-3,425.04

Finding the Fourth Proportional to 10,446.85, 15,659.27 and 3,425.04

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Solution

The fourth proportional to 10,446.85, 15,659.27 and 3,425.04 is: 5,133.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,446.85 : 15,659.27 = 3,425.04 : x
  2. Step 2: Convert to fraction form
    10,446.85/15,659.27 = 3,425.04/x
  3. Step 3: Cross multiply
    10,446.85x = 15,659.27 × 3,425.04
  4. Step 4: Simplify right side
    10,446.85x = 53,633,547.82
  5. Step 5: Solve for x
    x = 53,633,547.82/10,446.85
  6. Step 6: Final answer
    x = 5,133.94

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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.