Home / 10,168.36-15,260.86-4,331.56

Finding the Fourth Proportional to 10,168.36, 15,260.86 and 4,331.56

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Solution

The fourth proportional to 10,168.36, 15,260.86 and 4,331.56 is: 6,500.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168.36 : 15,260.86 = 4,331.56 : x
  2. Step 2: Convert to fraction form
    10,168.36/15,260.86 = 4,331.56/x
  3. Step 3: Cross multiply
    10,168.36x = 15,260.86 × 4,331.56
  4. Step 4: Simplify right side
    10,168.36x = 66,103,330.74
  5. Step 5: Solve for x
    x = 66,103,330.74/10,168.36
  6. Step 6: Final answer
    x = 6,500.88

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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.