Home / 4,167.69-5,749.61-2,749.56

Finding the Fourth Proportional to 4,167.69, 5,749.61 and 2,749.56

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Solution

The fourth proportional to 4,167.69, 5,749.61 and 2,749.56 is: 3,793.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.69 : 5,749.61 = 2,749.56 : x
  2. Step 2: Convert to fraction form
    4,167.69/5,749.61 = 2,749.56/x
  3. Step 3: Cross multiply
    4,167.69x = 5,749.61 × 2,749.56
  4. Step 4: Simplify right side
    4,167.69x = 15,808,883.92
  5. Step 5: Solve for x
    x = 15,808,883.92/4,167.69
  6. Step 6: Final answer
    x = 3,793.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.