Home / 9,181.30-12,672.22-6,037.78

Finding the Fourth Proportional to 9,181.30, 12,672.22 and 6,037.78

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Solution

The fourth proportional to 9,181.30, 12,672.22 and 6,037.78 is: 8,333.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.30 : 12,672.22 = 6,037.78 : x
  2. Step 2: Convert to fraction form
    9,181.30/12,672.22 = 6,037.78/x
  3. Step 3: Cross multiply
    9,181.30x = 12,672.22 × 6,037.78
  4. Step 4: Simplify right side
    9,181.30x = 76,512,076.47
  5. Step 5: Solve for x
    x = 76,512,076.47/9,181.30
  6. Step 6: Final answer
    x = 8,333.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.