Home / 3,750.86-5,177.80-3,514.72

Finding the Fourth Proportional to 3,750.86, 5,177.80 and 3,514.72

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Solution

The fourth proportional to 3,750.86, 5,177.80 and 3,514.72 is: 4,851.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.86 : 5,177.80 = 3,514.72 : x
  2. Step 2: Convert to fraction form
    3,750.86/5,177.80 = 3,514.72/x
  3. Step 3: Cross multiply
    3,750.86x = 5,177.80 × 3,514.72
  4. Step 4: Simplify right side
    3,750.86x = 18,198,493.93
  5. Step 5: Solve for x
    x = 18,198,493.93/3,750.86
  6. Step 6: Final answer
    x = 4,851.82

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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.