Home / 8,147.64-11,244.30-4,610.85

Finding the Fourth Proportional to 8,147.64, 11,244.30 and 4,610.85

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Solution

The fourth proportional to 8,147.64, 11,244.30 and 4,610.85 is: 6,363.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,147.64 : 11,244.30 = 4,610.85 : x
  2. Step 2: Convert to fraction form
    8,147.64/11,244.30 = 4,610.85/x
  3. Step 3: Cross multiply
    8,147.64x = 11,244.30 × 4,610.85
  4. Step 4: Simplify right side
    8,147.64x = 51,845,780.66
  5. Step 5: Solve for x
    x = 51,845,780.66/8,147.64
  6. Step 6: Final answer
    x = 6,363.29

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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.