Home / 2,791.01-4,187.40-1,751.74

Finding the Fourth Proportional to 2,791.01, 4,187.40 and 1,751.74

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Solution

The fourth proportional to 2,791.01, 4,187.40 and 1,751.74 is: 2,628.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791.01 : 4,187.40 = 1,751.74 : x
  2. Step 2: Convert to fraction form
    2,791.01/4,187.40 = 1,751.74/x
  3. Step 3: Cross multiply
    2,791.01x = 4,187.40 × 1,751.74
  4. Step 4: Simplify right side
    2,791.01x = 7,335,206.38
  5. Step 5: Solve for x
    x = 7,335,206.38/2,791.01
  6. Step 6: Final answer
    x = 2,628.15

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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.