Home / 5,542.75-8,316.74-2,769.65

Finding the Fourth Proportional to 5,542.75, 8,316.74 and 2,769.65

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Solution

The fourth proportional to 5,542.75, 8,316.74 and 2,769.65 is: 4,155.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.75 : 8,316.74 = 2,769.65 : x
  2. Step 2: Convert to fraction form
    5,542.75/8,316.74 = 2,769.65/x
  3. Step 3: Cross multiply
    5,542.75x = 8,316.74 × 2,769.65
  4. Step 4: Simplify right side
    5,542.75x = 23,034,455.47
  5. Step 5: Solve for x
    x = 23,034,455.47/5,542.75
  6. Step 6: Final answer
    x = 4,155.78

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1.5x scale

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.