Home / 8,839.55-13,257.68-3,573.18

Finding the Fourth Proportional to 8,839.55, 13,257.68 and 3,573.18

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Solution

The fourth proportional to 8,839.55, 13,257.68 and 3,573.18 is: 5,359.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.55 : 13,257.68 = 3,573.18 : x
  2. Step 2: Convert to fraction form
    8,839.55/13,257.68 = 3,573.18/x
  3. Step 3: Cross multiply
    8,839.55x = 13,257.68 × 3,573.18
  4. Step 4: Simplify right side
    8,839.55x = 47,372,059.16
  5. Step 5: Solve for x
    x = 47,372,059.16/8,839.55
  6. Step 6: Final answer
    x = 5,359.11

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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.