Home / 10,255.28-15,375.02-4,704.62

Finding the Fourth Proportional to 10,255.28, 15,375.02 and 4,704.62

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Solution

The fourth proportional to 10,255.28, 15,375.02 and 4,704.62 is: 7,053.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,255.28 : 15,375.02 = 4,704.62 : x
  2. Step 2: Convert to fraction form
    10,255.28/15,375.02 = 4,704.62/x
  3. Step 3: Cross multiply
    10,255.28x = 15,375.02 × 4,704.62
  4. Step 4: Simplify right side
    10,255.28x = 72,333,526.19
  5. Step 5: Solve for x
    x = 72,333,526.19/10,255.28
  6. Step 6: Final answer
    x = 7,053.30

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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.