Home / 10,375.61-15,573.13-4,832.78

Finding the Fourth Proportional to 10,375.61, 15,573.13 and 4,832.78

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Solution

The fourth proportional to 10,375.61, 15,573.13 and 4,832.78 is: 7,253.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,375.61 : 15,573.13 = 4,832.78 : x
  2. Step 2: Convert to fraction form
    10,375.61/15,573.13 = 4,832.78/x
  3. Step 3: Cross multiply
    10,375.61x = 15,573.13 × 4,832.78
  4. Step 4: Simplify right side
    10,375.61x = 75,261,421.25
  5. Step 5: Solve for x
    x = 75,261,421.25/10,375.61
  6. Step 6: Final answer
    x = 7,253.69

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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.