Home / 3,209.43-4,428.88-1,793.10

Finding the Fourth Proportional to 3,209.43, 4,428.88 and 1,793.10

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Solution

The fourth proportional to 3,209.43, 4,428.88 and 1,793.10 is: 2,474.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.43 : 4,428.88 = 1,793.10 : x
  2. Step 2: Convert to fraction form
    3,209.43/4,428.88 = 1,793.10/x
  3. Step 3: Cross multiply
    3,209.43x = 4,428.88 × 1,793.10
  4. Step 4: Simplify right side
    3,209.43x = 7,941,424.73
  5. Step 5: Solve for x
    x = 7,941,424.73/3,209.43
  6. Step 6: Final answer
    x = 2,474.40

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Half scale
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Double scale
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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.