Home / 5,917.20-8,167.56-4,149.24

Finding the Fourth Proportional to 5,917.20, 8,167.56 and 4,149.24

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Solution

The fourth proportional to 5,917.20, 8,167.56 and 4,149.24 is: 5,727.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.20 : 8,167.56 = 4,149.24 : x
  2. Step 2: Convert to fraction form
    5,917.20/8,167.56 = 4,149.24/x
  3. Step 3: Cross multiply
    5,917.20x = 8,167.56 × 4,149.24
  4. Step 4: Simplify right side
    5,917.20x = 33,889,166.65
  5. Step 5: Solve for x
    x = 33,889,166.65/5,917.20
  6. Step 6: Final answer
    x = 5,727.23

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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.