Home / 8,080.43-12,101.20-5,475.47

Finding the Fourth Proportional to 8,080.43, 12,101.20 and 5,475.47

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Solution

The fourth proportional to 8,080.43, 12,101.20 and 5,475.47 is: 8,200.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,080.43 : 12,101.20 = 5,475.47 : x
  2. Step 2: Convert to fraction form
    8,080.43/12,101.20 = 5,475.47/x
  3. Step 3: Cross multiply
    8,080.43x = 12,101.20 × 5,475.47
  4. Step 4: Simplify right side
    8,080.43x = 66,259,683.37
  5. Step 5: Solve for x
    x = 66,259,683.37/8,080.43
  6. Step 6: Final answer
    x = 8,200.02

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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.