Home / 5,748.80-8,615.10-2,282

Finding the Fourth Proportional to 5,748.80, 8,615.10 and 2,282

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Solution

The fourth proportional to 5,748.80, 8,615.10 and 2,282 is: 3,419.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,748.80 : 8,615.10 = 2,282 : x
  2. Step 2: Convert to fraction form
    5,748.80/8,615.10 = 2,282/x
  3. Step 3: Cross multiply
    5,748.80x = 8,615.10 × 2,282
  4. Step 4: Simplify right side
    5,748.80x = 19,659,658.20
  5. Step 5: Solve for x
    x = 19,659,658.20/5,748.80
  6. Step 6: Final answer
    x = 3,419.78

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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.