Home / 3,700.15-5,105.37-2,502.97

Finding the Fourth Proportional to 3,700.15, 5,105.37 and 2,502.97

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Solution

The fourth proportional to 3,700.15, 5,105.37 and 2,502.97 is: 3,453.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700.15 : 5,105.37 = 2,502.97 : x
  2. Step 2: Convert to fraction form
    3,700.15/5,105.37 = 2,502.97/x
  3. Step 3: Cross multiply
    3,700.15x = 5,105.37 × 2,502.97
  4. Step 4: Simplify right side
    3,700.15x = 12,778,587.95
  5. Step 5: Solve for x
    x = 12,778,587.95/3,700.15
  6. Step 6: Final answer
    x = 3,453.53

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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.