Home / 3,867.57-5,337.18-2,295.54

Finding the Fourth Proportional to 3,867.57, 5,337.18 and 2,295.54

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Solution

The fourth proportional to 3,867.57, 5,337.18 and 2,295.54 is: 3,167.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.57 : 5,337.18 = 2,295.54 : x
  2. Step 2: Convert to fraction form
    3,867.57/5,337.18 = 2,295.54/x
  3. Step 3: Cross multiply
    3,867.57x = 5,337.18 × 2,295.54
  4. Step 4: Simplify right side
    3,867.57x = 12,251,710.18
  5. Step 5: Solve for x
    x = 12,251,710.18/3,867.57
  6. Step 6: Final answer
    x = 3,167.81

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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.