Home / 10,331.28-15,458.64-6,173.56

Finding the Fourth Proportional to 10,331.28, 15,458.64 and 6,173.56

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Solution

The fourth proportional to 10,331.28, 15,458.64 and 6,173.56 is: 9,237.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331.28 : 15,458.64 = 6,173.56 : x
  2. Step 2: Convert to fraction form
    10,331.28/15,458.64 = 6,173.56/x
  3. Step 3: Cross multiply
    10,331.28x = 15,458.64 × 6,173.56
  4. Step 4: Simplify right side
    10,331.28x = 95,434,841.56
  5. Step 5: Solve for x
    x = 95,434,841.56/10,331.28
  6. Step 6: Final answer
    x = 9,237.47

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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.