Home / 9,279.13-13,919.33-3,732.48

Finding the Fourth Proportional to 9,279.13, 13,919.33 and 3,732.48

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Solution

The fourth proportional to 9,279.13, 13,919.33 and 3,732.48 is: 5,598.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279.13 : 13,919.33 = 3,732.48 : x
  2. Step 2: Convert to fraction form
    9,279.13/13,919.33 = 3,732.48/x
  3. Step 3: Cross multiply
    9,279.13x = 13,919.33 × 3,732.48
  4. Step 4: Simplify right side
    9,279.13x = 51,953,620.84
  5. Step 5: Solve for x
    x = 51,953,620.84/9,279.13
  6. Step 6: Final answer
    x = 5,598.98

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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.