Home / 4,100.33-6,151.19-1,326.66

Finding the Fourth Proportional to 4,100.33, 6,151.19 and 1,326.66

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Solution

The fourth proportional to 4,100.33, 6,151.19 and 1,326.66 is: 1,990.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.33 : 6,151.19 = 1,326.66 : x
  2. Step 2: Convert to fraction form
    4,100.33/6,151.19 = 1,326.66/x
  3. Step 3: Cross multiply
    4,100.33x = 6,151.19 × 1,326.66
  4. Step 4: Simplify right side
    4,100.33x = 8,160,531.09
  5. Step 5: Solve for x
    x = 8,160,531.09/4,100.33
  6. Step 6: Final answer
    x = 1,990.22

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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.