Home / 10,334.22-15,491.40-3,310.38

Finding the Fourth Proportional to 10,334.22, 15,491.40 and 3,310.38

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Solution

The fourth proportional to 10,334.22, 15,491.40 and 3,310.38 is: 4,962.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334.22 : 15,491.40 = 3,310.38 : x
  2. Step 2: Convert to fraction form
    10,334.22/15,491.40 = 3,310.38/x
  3. Step 3: Cross multiply
    10,334.22x = 15,491.40 × 3,310.38
  4. Step 4: Simplify right side
    10,334.22x = 51,282,420.73
  5. Step 5: Solve for x
    x = 51,282,420.73/10,334.22
  6. Step 6: Final answer
    x = 4,962.39

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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.