Home / 10,148.06-15,200.22-4,943

Finding the Fourth Proportional to 10,148.06, 15,200.22 and 4,943

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Solution

The fourth proportional to 10,148.06, 15,200.22 and 4,943 is: 7,403.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148.06 : 15,200.22 = 4,943 : x
  2. Step 2: Convert to fraction form
    10,148.06/15,200.22 = 4,943/x
  3. Step 3: Cross multiply
    10,148.06x = 15,200.22 × 4,943
  4. Step 4: Simplify right side
    10,148.06x = 75,134,687.46
  5. Step 5: Solve for x
    x = 75,134,687.46/10,148.06
  6. Step 6: Final answer
    x = 7,403.85

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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.