Home / 2,800.49-4,200.73-2,337.12

Finding the Fourth Proportional to 2,800.49, 4,200.73 and 2,337.12

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Solution

The fourth proportional to 2,800.49, 4,200.73 and 2,337.12 is: 3,505.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800.49 : 4,200.73 = 2,337.12 : x
  2. Step 2: Convert to fraction form
    2,800.49/4,200.73 = 2,337.12/x
  3. Step 3: Cross multiply
    2,800.49x = 4,200.73 × 2,337.12
  4. Step 4: Simplify right side
    2,800.49x = 9,817,604.25
  5. Step 5: Solve for x
    x = 9,817,604.25/2,800.49
  6. Step 6: Final answer
    x = 3,505.68

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Similar ratio
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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.