Home / 5,661.80-8,497.56-2,742.04

Finding the Fourth Proportional to 5,661.80, 8,497.56 and 2,742.04

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Solution

The fourth proportional to 5,661.80, 8,497.56 and 2,742.04 is: 4,115.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,661.80 : 8,497.56 = 2,742.04 : x
  2. Step 2: Convert to fraction form
    5,661.80/8,497.56 = 2,742.04/x
  3. Step 3: Cross multiply
    5,661.80x = 8,497.56 × 2,742.04
  4. Step 4: Simplify right side
    5,661.80x = 23,300,649.42
  5. Step 5: Solve for x
    x = 23,300,649.42/5,661.80
  6. Step 6: Final answer
    x = 4,115.41

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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.