Home / 2,951.76-4,424.52-2,219.04

Finding the Fourth Proportional to 2,951.76, 4,424.52 and 2,219.04

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Solution

The fourth proportional to 2,951.76, 4,424.52 and 2,219.04 is: 3,326.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.76 : 4,424.52 = 2,219.04 : x
  2. Step 2: Convert to fraction form
    2,951.76/4,424.52 = 2,219.04/x
  3. Step 3: Cross multiply
    2,951.76x = 4,424.52 × 2,219.04
  4. Step 4: Simplify right side
    2,951.76x = 9,818,186.86
  5. Step 5: Solve for x
    x = 9,818,186.86/2,951.76
  6. Step 6: Final answer
    x = 3,326.21

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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.