Home / 3,708.42-5,115.66-2,513.46

Finding the Fourth Proportional to 3,708.42, 5,115.66 and 2,513.46

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Solution

The fourth proportional to 3,708.42, 5,115.66 and 2,513.46 is: 3,467.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.42 : 5,115.66 = 2,513.46 : x
  2. Step 2: Convert to fraction form
    3,708.42/5,115.66 = 2,513.46/x
  3. Step 3: Cross multiply
    3,708.42x = 5,115.66 × 2,513.46
  4. Step 4: Simplify right side
    3,708.42x = 12,858,006.78
  5. Step 5: Solve for x
    x = 12,858,006.78/3,708.42
  6. Step 6: Final answer
    x = 3,467.25

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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.