Home / 10,723.44-16,088.42-5,175.75

Finding the Fourth Proportional to 10,723.44, 16,088.42 and 5,175.75

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Solution

The fourth proportional to 10,723.44, 16,088.42 and 5,175.75 is: 7,765.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,723.44 : 16,088.42 = 5,175.75 : x
  2. Step 2: Convert to fraction form
    10,723.44/16,088.42 = 5,175.75/x
  3. Step 3: Cross multiply
    10,723.44x = 16,088.42 × 5,175.75
  4. Step 4: Simplify right side
    10,723.44x = 83,269,639.82
  5. Step 5: Solve for x
    x = 83,269,639.82/10,723.44
  6. Step 6: Final answer
    x = 7,765.20

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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.