Home / 8,549.12-12,825.52-2,706.20

Finding the Fourth Proportional to 8,549.12, 12,825.52 and 2,706.20

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Solution

The fourth proportional to 8,549.12, 12,825.52 and 2,706.20 is: 4,059.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,549.12 : 12,825.52 = 2,706.20 : x
  2. Step 2: Convert to fraction form
    8,549.12/12,825.52 = 2,706.20/x
  3. Step 3: Cross multiply
    8,549.12x = 12,825.52 × 2,706.20
  4. Step 4: Simplify right side
    8,549.12x = 34,708,422.22
  5. Step 5: Solve for x
    x = 34,708,422.22/8,549.12
  6. Step 6: Final answer
    x = 4,059.88

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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.