Home / 9,042.45-13,563.68-3,774.59

Finding the Fourth Proportional to 9,042.45, 13,563.68 and 3,774.59

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Solution

The fourth proportional to 9,042.45, 13,563.68 and 3,774.59 is: 5,661.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042.45 : 13,563.68 = 3,774.59 : x
  2. Step 2: Convert to fraction form
    9,042.45/13,563.68 = 3,774.59/x
  3. Step 3: Cross multiply
    9,042.45x = 13,563.68 × 3,774.59
  4. Step 4: Simplify right side
    9,042.45x = 51,197,286.61
  5. Step 5: Solve for x
    x = 51,197,286.61/9,042.45
  6. Step 6: Final answer
    x = 5,661.88

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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.