Home / 12,110.32-18,157.68-5,094.88

Finding the Fourth Proportional to 12,110.32, 18,157.68 and 5,094.88

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Solution

The fourth proportional to 12,110.32, 18,157.68 and 5,094.88 is: 7,639.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,110.32 : 18,157.68 = 5,094.88 : x
  2. Step 2: Convert to fraction form
    12,110.32/18,157.68 = 5,094.88/x
  3. Step 3: Cross multiply
    12,110.32x = 18,157.68 × 5,094.88
  4. Step 4: Simplify right side
    12,110.32x = 92,511,200.68
  5. Step 5: Solve for x
    x = 92,511,200.68/12,110.32
  6. Step 6: Final answer
    x = 7,639.04

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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.