Home / 10,966.67-16,449.99-3,571.12

Finding the Fourth Proportional to 10,966.67, 16,449.99 and 3,571.12

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Solution

The fourth proportional to 10,966.67, 16,449.99 and 3,571.12 is: 5,356.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,966.67 : 16,449.99 = 3,571.12 : x
  2. Step 2: Convert to fraction form
    10,966.67/16,449.99 = 3,571.12/x
  3. Step 3: Cross multiply
    10,966.67x = 16,449.99 × 3,571.12
  4. Step 4: Simplify right side
    10,966.67x = 58,744,915.55
  5. Step 5: Solve for x
    x = 58,744,915.55/10,966.67
  6. Step 6: Final answer
    x = 5,356.68

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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.