Home / 8,971.89-13,458.96-3,049.77

Finding the Fourth Proportional to 8,971.89, 13,458.96 and 3,049.77

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Solution

The fourth proportional to 8,971.89, 13,458.96 and 3,049.77 is: 4,575.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,971.89 : 13,458.96 = 3,049.77 : x
  2. Step 2: Convert to fraction form
    8,971.89/13,458.96 = 3,049.77/x
  3. Step 3: Cross multiply
    8,971.89x = 13,458.96 × 3,049.77
  4. Step 4: Simplify right side
    8,971.89x = 41,046,732.44
  5. Step 5: Solve for x
    x = 41,046,732.44/8,971.89
  6. Step 6: Final answer
    x = 4,575.04

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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.