Home / 3,505.20-4,833.72-2,718.96

Finding the Fourth Proportional to 3,505.20, 4,833.72 and 2,718.96

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Solution

The fourth proportional to 3,505.20, 4,833.72 and 2,718.96 is: 3,749.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.20 : 4,833.72 = 2,718.96 : x
  2. Step 2: Convert to fraction form
    3,505.20/4,833.72 = 2,718.96/x
  3. Step 3: Cross multiply
    3,505.20x = 4,833.72 × 2,718.96
  4. Step 4: Simplify right side
    3,505.20x = 13,142,691.33
  5. Step 5: Solve for x
    x = 13,142,691.33/3,505.20
  6. Step 6: Final answer
    x = 3,749.48

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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.