Home / 3,673.88-5,070.65-2,182.61

Finding the Fourth Proportional to 3,673.88, 5,070.65 and 2,182.61

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Solution

The fourth proportional to 3,673.88, 5,070.65 and 2,182.61 is: 3,012.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673.88 : 5,070.65 = 2,182.61 : x
  2. Step 2: Convert to fraction form
    3,673.88/5,070.65 = 2,182.61/x
  3. Step 3: Cross multiply
    3,673.88x = 5,070.65 × 2,182.61
  4. Step 4: Simplify right side
    3,673.88x = 11,067,215.13
  5. Step 5: Solve for x
    x = 11,067,215.13/3,673.88
  6. Step 6: Final answer
    x = 3,012.41

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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.