Home / 5,854.60-8,079.78-3,757.24

Finding the Fourth Proportional to 5,854.60, 8,079.78 and 3,757.24

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Solution

The fourth proportional to 5,854.60, 8,079.78 and 3,757.24 is: 5,185.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,854.60 : 8,079.78 = 3,757.24 : x
  2. Step 2: Convert to fraction form
    5,854.60/8,079.78 = 3,757.24/x
  3. Step 3: Cross multiply
    5,854.60x = 8,079.78 × 3,757.24
  4. Step 4: Simplify right side
    5,854.60x = 30,357,672.61
  5. Step 5: Solve for x
    x = 30,357,672.61/5,854.60
  6. Step 6: Final answer
    x = 5,185.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.