Home / 5,149.14-7,723.69-1,862.24

Finding the Fourth Proportional to 5,149.14, 7,723.69 and 1,862.24

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Solution

The fourth proportional to 5,149.14, 7,723.69 and 1,862.24 is: 2,793.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149.14 : 7,723.69 = 1,862.24 : x
  2. Step 2: Convert to fraction form
    5,149.14/7,723.69 = 1,862.24/x
  3. Step 3: Cross multiply
    5,149.14x = 7,723.69 × 1,862.24
  4. Step 4: Simplify right side
    5,149.14x = 14,383,364.47
  5. Step 5: Solve for x
    x = 14,383,364.47/5,149.14
  6. Step 6: Final answer
    x = 2,793.35

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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.