Home / 5,850-8,769.54-2,151.24

Finding the Fourth Proportional to 5,850, 8,769.54 and 2,151.24

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Solution

The fourth proportional to 5,850, 8,769.54 and 2,151.24 is: 3,224.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,850 : 8,769.54 = 2,151.24 : x
  2. Step 2: Convert to fraction form
    5,850/8,769.54 = 2,151.24/x
  3. Step 3: Cross multiply
    5,850x = 8,769.54 × 2,151.24
  4. Step 4: Simplify right side
    5,850x = 18,865,385.23
  5. Step 5: Solve for x
    x = 18,865,385.23/5,850
  6. Step 6: Final answer
    x = 3,224.85

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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.