Home / 10,152.06-15,228-2,756.52

Finding the Fourth Proportional to 10,152.06, 15,228 and 2,756.52

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Solution

The fourth proportional to 10,152.06, 15,228 and 2,756.52 is: 4,134.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,152.06 : 15,228 = 2,756.52 : x
  2. Step 2: Convert to fraction form
    10,152.06/15,228 = 2,756.52/x
  3. Step 3: Cross multiply
    10,152.06x = 15,228 × 2,756.52
  4. Step 4: Simplify right side
    10,152.06x = 41,976,286.56
  5. Step 5: Solve for x
    x = 41,976,286.56/10,152.06
  6. Step 6: Final answer
    x = 4,134.76

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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.