Home / 5,649.27-8,475.80-2,727.20

Finding the Fourth Proportional to 5,649.27, 8,475.80 and 2,727.20

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Solution

The fourth proportional to 5,649.27, 8,475.80 and 2,727.20 is: 4,091.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649.27 : 8,475.80 = 2,727.20 : x
  2. Step 2: Convert to fraction form
    5,649.27/8,475.80 = 2,727.20/x
  3. Step 3: Cross multiply
    5,649.27x = 8,475.80 × 2,727.20
  4. Step 4: Simplify right side
    5,649.27x = 23,115,145.75
  5. Step 5: Solve for x
    x = 23,115,145.75/5,649.27
  6. Step 6: Final answer
    x = 4,091.70

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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.