Home / 5,690.97-8,536.15-2,182.66

Finding the Fourth Proportional to 5,690.97, 8,536.15 and 2,182.66

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Solution

The fourth proportional to 5,690.97, 8,536.15 and 2,182.66 is: 3,273.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.97 : 8,536.15 = 2,182.66 : x
  2. Step 2: Convert to fraction form
    5,690.97/8,536.15 = 2,182.66/x
  3. Step 3: Cross multiply
    5,690.97x = 8,536.15 × 2,182.66
  4. Step 4: Simplify right side
    5,690.97x = 18,631,486.36
  5. Step 5: Solve for x
    x = 18,631,486.36/5,690.97
  6. Step 6: Final answer
    x = 3,273.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.