Home / 10,281.94-15,422.91-3,356.44

Finding the Fourth Proportional to 10,281.94, 15,422.91 and 3,356.44

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Solution

The fourth proportional to 10,281.94, 15,422.91 and 3,356.44 is: 5,034.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281.94 : 15,422.91 = 3,356.44 : x
  2. Step 2: Convert to fraction form
    10,281.94/15,422.91 = 3,356.44/x
  3. Step 3: Cross multiply
    10,281.94x = 15,422.91 × 3,356.44
  4. Step 4: Simplify right side
    10,281.94x = 51,766,020.90
  5. Step 5: Solve for x
    x = 51,766,020.90/10,281.94
  6. Step 6: Final answer
    x = 5,034.66

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1.5x scale

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.