Home / 11,532.75-17,300.34-5,291.70

Finding the Fourth Proportional to 11,532.75, 17,300.34 and 5,291.70

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Solution

The fourth proportional to 11,532.75, 17,300.34 and 5,291.70 is: 7,938.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,532.75 : 17,300.34 = 5,291.70 : x
  2. Step 2: Convert to fraction form
    11,532.75/17,300.34 = 5,291.70/x
  3. Step 3: Cross multiply
    11,532.75x = 17,300.34 × 5,291.70
  4. Step 4: Simplify right side
    11,532.75x = 91,548,209.18
  5. Step 5: Solve for x
    x = 91,548,209.18/11,532.75
  6. Step 6: Final answer
    x = 7,938.11

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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.