Home / 4,281.38-6,422.06-1,203.38

Finding the Fourth Proportional to 4,281.38, 6,422.06 and 1,203.38

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Solution

The fourth proportional to 4,281.38, 6,422.06 and 1,203.38 is: 1,805.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.38 : 6,422.06 = 1,203.38 : x
  2. Step 2: Convert to fraction form
    4,281.38/6,422.06 = 1,203.38/x
  3. Step 3: Cross multiply
    4,281.38x = 6,422.06 × 1,203.38
  4. Step 4: Simplify right side
    4,281.38x = 7,728,149.46
  5. Step 5: Solve for x
    x = 7,728,149.46/4,281.38
  6. Step 6: Final answer
    x = 1,805.06

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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.