Home / 9,029.34-13,538.76-3,759.90

Finding the Fourth Proportional to 9,029.34, 13,538.76 and 3,759.90

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Solution

The fourth proportional to 9,029.34, 13,538.76 and 3,759.90 is: 5,637.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,029.34 : 13,538.76 = 3,759.90 : x
  2. Step 2: Convert to fraction form
    9,029.34/13,538.76 = 3,759.90/x
  3. Step 3: Cross multiply
    9,029.34x = 13,538.76 × 3,759.90
  4. Step 4: Simplify right side
    9,029.34x = 50,904,383.72
  5. Step 5: Solve for x
    x = 50,904,383.72/9,029.34
  6. Step 6: Final answer
    x = 5,637.66

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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.