Home / 9,103.06-13,659.90-3,837.75

Finding the Fourth Proportional to 9,103.06, 13,659.90 and 3,837.75

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Solution

The fourth proportional to 9,103.06, 13,659.90 and 3,837.75 is: 5,758.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,103.06 : 13,659.90 = 3,837.75 : x
  2. Step 2: Convert to fraction form
    9,103.06/13,659.90 = 3,837.75/x
  3. Step 3: Cross multiply
    9,103.06x = 13,659.90 × 3,837.75
  4. Step 4: Simplify right side
    9,103.06x = 52,423,281.23
  5. Step 5: Solve for x
    x = 52,423,281.23/9,103.06
  6. Step 6: Final answer
    x = 5,758.86

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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.