Home / 10,150.52-15,225.78-2,754.98

Finding the Fourth Proportional to 10,150.52, 15,225.78 and 2,754.98

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Solution

The fourth proportional to 10,150.52, 15,225.78 and 2,754.98 is: 4,132.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,150.52 : 15,225.78 = 2,754.98 : x
  2. Step 2: Convert to fraction form
    10,150.52/15,225.78 = 2,754.98/x
  3. Step 3: Cross multiply
    10,150.52x = 15,225.78 × 2,754.98
  4. Step 4: Simplify right side
    10,150.52x = 41,946,719.38
  5. Step 5: Solve for x
    x = 41,946,719.38/10,150.52
  6. Step 6: Final answer
    x = 4,132.47

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1.5x scale

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.