Home / 3,051.27-4,210.02-1,791.90

Finding the Fourth Proportional to 3,051.27, 4,210.02 and 1,791.90

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Solution

The fourth proportional to 3,051.27, 4,210.02 and 1,791.90 is: 2,472.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.27 : 4,210.02 = 1,791.90 : x
  2. Step 2: Convert to fraction form
    3,051.27/4,210.02 = 1,791.90/x
  3. Step 3: Cross multiply
    3,051.27x = 4,210.02 × 1,791.90
  4. Step 4: Simplify right side
    3,051.27x = 7,543,934.84
  5. Step 5: Solve for x
    x = 7,543,934.84/3,051.27
  6. Step 6: Final answer
    x = 2,472.39

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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.