Home / 10,250.55-15,376.43-3,230.79

Finding the Fourth Proportional to 10,250.55, 15,376.43 and 3,230.79

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Solution

The fourth proportional to 10,250.55, 15,376.43 and 3,230.79 is: 4,846.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.55 : 15,376.43 = 3,230.79 : x
  2. Step 2: Convert to fraction form
    10,250.55/15,376.43 = 3,230.79/x
  3. Step 3: Cross multiply
    10,250.55x = 15,376.43 × 3,230.79
  4. Step 4: Simplify right side
    10,250.55x = 49,677,966.70
  5. Step 5: Solve for x
    x = 49,677,966.70/10,250.55
  6. Step 6: Final answer
    x = 4,846.37

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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.