Home / 5,187.97-7,160.02-2,950.19

Finding the Fourth Proportional to 5,187.97, 7,160.02 and 2,950.19

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Solution

The fourth proportional to 5,187.97, 7,160.02 and 2,950.19 is: 4,071.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,187.97 : 7,160.02 = 2,950.19 : x
  2. Step 2: Convert to fraction form
    5,187.97/7,160.02 = 2,950.19/x
  3. Step 3: Cross multiply
    5,187.97x = 7,160.02 × 2,950.19
  4. Step 4: Simplify right side
    5,187.97x = 21,123,387.83
  5. Step 5: Solve for x
    x = 21,123,387.83/5,187.97
  6. Step 6: Final answer
    x = 4,071.61

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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.