Home / 2,286.57-3,425.22-1,702.20

Finding the Fourth Proportional to 2,286.57, 3,425.22 and 1,702.20

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Solution

The fourth proportional to 2,286.57, 3,425.22 and 1,702.20 is: 2,549.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.57 : 3,425.22 = 1,702.20 : x
  2. Step 2: Convert to fraction form
    2,286.57/3,425.22 = 1,702.20/x
  3. Step 3: Cross multiply
    2,286.57x = 3,425.22 × 1,702.20
  4. Step 4: Simplify right side
    2,286.57x = 5,830,409.48
  5. Step 5: Solve for x
    x = 5,830,409.48/2,286.57
  6. Step 6: Final answer
    x = 2,549.85

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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.