Home / 10,208.40-15,306.92-3,964.52

Finding the Fourth Proportional to 10,208.40, 15,306.92 and 3,964.52

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Solution

The fourth proportional to 10,208.40, 15,306.92 and 3,964.52 is: 5,944.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208.40 : 15,306.92 = 3,964.52 : x
  2. Step 2: Convert to fraction form
    10,208.40/15,306.92 = 3,964.52/x
  3. Step 3: Cross multiply
    10,208.40x = 15,306.92 × 3,964.52
  4. Step 4: Simplify right side
    10,208.40x = 60,684,590.48
  5. Step 5: Solve for x
    x = 60,684,590.48/10,208.40
  6. Step 6: Final answer
    x = 5,944.57

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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.