Home / 10,459.25-15,687.73-3,063.78

Finding the Fourth Proportional to 10,459.25, 15,687.73 and 3,063.78

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Solution

The fourth proportional to 10,459.25, 15,687.73 and 3,063.78 is: 4,595.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,459.25 : 15,687.73 = 3,063.78 : x
  2. Step 2: Convert to fraction form
    10,459.25/15,687.73 = 3,063.78/x
  3. Step 3: Cross multiply
    10,459.25x = 15,687.73 × 3,063.78
  4. Step 4: Simplify right side
    10,459.25x = 48,063,738.10
  5. Step 5: Solve for x
    x = 48,063,738.10/10,459.25
  6. Step 6: Final answer
    x = 4,595.33

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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.