Home / 11,565.62-17,348.36-2,800.53

Finding the Fourth Proportional to 11,565.62, 17,348.36 and 2,800.53

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Solution

The fourth proportional to 11,565.62, 17,348.36 and 2,800.53 is: 4,200.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565.62 : 17,348.36 = 2,800.53 : x
  2. Step 2: Convert to fraction form
    11,565.62/17,348.36 = 2,800.53/x
  3. Step 3: Cross multiply
    11,565.62x = 17,348.36 × 2,800.53
  4. Step 4: Simplify right side
    11,565.62x = 48,584,609.63
  5. Step 5: Solve for x
    x = 48,584,609.63/11,565.62
  6. Step 6: Final answer
    x = 4,200.78

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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.