Home / 10,372.98-15,559.38-4,823.22

Finding the Fourth Proportional to 10,372.98, 15,559.38 and 4,823.22

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Solution

The fourth proportional to 10,372.98, 15,559.38 and 4,823.22 is: 7,234.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372.98 : 15,559.38 = 4,823.22 : x
  2. Step 2: Convert to fraction form
    10,372.98/15,559.38 = 4,823.22/x
  3. Step 3: Cross multiply
    10,372.98x = 15,559.38 × 4,823.22
  4. Step 4: Simplify right side
    10,372.98x = 75,046,312.80
  5. Step 5: Solve for x
    x = 75,046,312.80/10,372.98
  6. Step 6: Final answer
    x = 7,234.79

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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.