Home / 9,013.08-13,518.20-3,469

Finding the Fourth Proportional to 9,013.08, 13,518.20 and 3,469

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Solution

The fourth proportional to 9,013.08, 13,518.20 and 3,469 is: 5,202.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013.08 : 13,518.20 = 3,469 : x
  2. Step 2: Convert to fraction form
    9,013.08/13,518.20 = 3,469/x
  3. Step 3: Cross multiply
    9,013.08x = 13,518.20 × 3,469
  4. Step 4: Simplify right side
    9,013.08x = 46,894,635.80
  5. Step 5: Solve for x
    x = 46,894,635.80/9,013.08
  6. Step 6: Final answer
    x = 5,202.95

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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.