Home / 4,247.52-6,370.92-2,869.70

Finding the Fourth Proportional to 4,247.52, 6,370.92 and 2,869.70

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Solution

The fourth proportional to 4,247.52, 6,370.92 and 2,869.70 is: 4,304.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.52 : 6,370.92 = 2,869.70 : x
  2. Step 2: Convert to fraction form
    4,247.52/6,370.92 = 2,869.70/x
  3. Step 3: Cross multiply
    4,247.52x = 6,370.92 × 2,869.70
  4. Step 4: Simplify right side
    4,247.52x = 18,282,629.12
  5. Step 5: Solve for x
    x = 18,282,629.12/4,247.52
  6. Step 6: Final answer
    x = 4,304.31

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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.