Home / 10,565.37-15,850.55-3,449.57

Finding the Fourth Proportional to 10,565.37, 15,850.55 and 3,449.57

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Solution

The fourth proportional to 10,565.37, 15,850.55 and 3,449.57 is: 5,175.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,565.37 : 15,850.55 = 3,449.57 : x
  2. Step 2: Convert to fraction form
    10,565.37/15,850.55 = 3,449.57/x
  3. Step 3: Cross multiply
    10,565.37x = 15,850.55 × 3,449.57
  4. Step 4: Simplify right side
    10,565.37x = 54,677,600.29
  5. Step 5: Solve for x
    x = 54,677,600.29/10,565.37
  6. Step 6: Final answer
    x = 5,175.17

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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.