Home / 4,155.15-5,734.29-2,387.33

Finding the Fourth Proportional to 4,155.15, 5,734.29 and 2,387.33

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Solution

The fourth proportional to 4,155.15, 5,734.29 and 2,387.33 is: 3,294.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.15 : 5,734.29 = 2,387.33 : x
  2. Step 2: Convert to fraction form
    4,155.15/5,734.29 = 2,387.33/x
  3. Step 3: Cross multiply
    4,155.15x = 5,734.29 × 2,387.33
  4. Step 4: Simplify right side
    4,155.15x = 13,689,613.87
  5. Step 5: Solve for x
    x = 13,689,613.87/4,155.15
  6. Step 6: Final answer
    x = 3,294.61

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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.