Home / 10,565.39-15,843.39-3,168.47

Finding the Fourth Proportional to 10,565.39, 15,843.39 and 3,168.47

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Solution

The fourth proportional to 10,565.39, 15,843.39 and 3,168.47 is: 4,751.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,565.39 : 15,843.39 = 3,168.47 : x
  2. Step 2: Convert to fraction form
    10,565.39/15,843.39 = 3,168.47/x
  3. Step 3: Cross multiply
    10,565.39x = 15,843.39 × 3,168.47
  4. Step 4: Simplify right side
    10,565.39x = 50,199,226.70
  5. Step 5: Solve for x
    x = 50,199,226.70/10,565.39
  6. Step 6: Final answer
    x = 4,751.29

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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.