Home / 2,951.11-4,429.40-1,491.29

Finding the Fourth Proportional to 2,951.11, 4,429.40 and 1,491.29

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Solution

The fourth proportional to 2,951.11, 4,429.40 and 1,491.29 is: 2,238.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.11 : 4,429.40 = 1,491.29 : x
  2. Step 2: Convert to fraction form
    2,951.11/4,429.40 = 1,491.29/x
  3. Step 3: Cross multiply
    2,951.11x = 4,429.40 × 1,491.29
  4. Step 4: Simplify right side
    2,951.11x = 6,605,519.93
  5. Step 5: Solve for x
    x = 6,605,519.93/2,951.11
  6. Step 6: Final answer
    x = 2,238.32

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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.