Home / 3,219.28-4,829.02-1,029.66

Finding the Fourth Proportional to 3,219.28, 4,829.02 and 1,029.66

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Solution

The fourth proportional to 3,219.28, 4,829.02 and 1,029.66 is: 1,544.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219.28 : 4,829.02 = 1,029.66 : x
  2. Step 2: Convert to fraction form
    3,219.28/4,829.02 = 1,029.66/x
  3. Step 3: Cross multiply
    3,219.28x = 4,829.02 × 1,029.66
  4. Step 4: Simplify right side
    3,219.28x = 4,972,248.73
  5. Step 5: Solve for x
    x = 4,972,248.73/3,219.28
  6. Step 6: Final answer
    x = 1,544.52

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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.