Home / 8,701.44-13,052.20-2,127.68

Finding the Fourth Proportional to 8,701.44, 13,052.20 and 2,127.68

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Solution

The fourth proportional to 8,701.44, 13,052.20 and 2,127.68 is: 3,191.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701.44 : 13,052.20 = 2,127.68 : x
  2. Step 2: Convert to fraction form
    8,701.44/13,052.20 = 2,127.68/x
  3. Step 3: Cross multiply
    8,701.44x = 13,052.20 × 2,127.68
  4. Step 4: Simplify right side
    8,701.44x = 27,770,904.90
  5. Step 5: Solve for x
    x = 27,770,904.90/8,701.44
  6. Step 6: Final answer
    x = 3,191.53

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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.