Home / 3,230.47-4,844.89-1,038.61

Finding the Fourth Proportional to 3,230.47, 4,844.89 and 1,038.61

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Solution

The fourth proportional to 3,230.47, 4,844.89 and 1,038.61 is: 1,557.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230.47 : 4,844.89 = 1,038.61 : x
  2. Step 2: Convert to fraction form
    3,230.47/4,844.89 = 1,038.61/x
  3. Step 3: Cross multiply
    3,230.47x = 4,844.89 × 1,038.61
  4. Step 4: Simplify right side
    3,230.47x = 5,031,951.20
  5. Step 5: Solve for x
    x = 5,031,951.20/3,230.47
  6. Step 6: Final answer
    x = 1,557.65

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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.