Home / 10,126.27-15,189.50-3,552.45

Finding the Fourth Proportional to 10,126.27, 15,189.50 and 3,552.45

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Solution

The fourth proportional to 10,126.27, 15,189.50 and 3,552.45 is: 5,328.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.27 : 15,189.50 = 3,552.45 : x
  2. Step 2: Convert to fraction form
    10,126.27/15,189.50 = 3,552.45/x
  3. Step 3: Cross multiply
    10,126.27x = 15,189.50 × 3,552.45
  4. Step 4: Simplify right side
    10,126.27x = 53,959,939.28
  5. Step 5: Solve for x
    x = 53,959,939.28/10,126.27
  6. Step 6: Final answer
    x = 5,328.71

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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.