Home / 3,799.60-5,701.38-2,874.89

Finding the Fourth Proportional to 3,799.60, 5,701.38 and 2,874.89

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Solution

The fourth proportional to 3,799.60, 5,701.38 and 2,874.89 is: 4,313.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.60 : 5,701.38 = 2,874.89 : x
  2. Step 2: Convert to fraction form
    3,799.60/5,701.38 = 2,874.89/x
  3. Step 3: Cross multiply
    3,799.60x = 5,701.38 × 2,874.89
  4. Step 4: Simplify right side
    3,799.60x = 16,390,804.65
  5. Step 5: Solve for x
    x = 16,390,804.65/3,799.60
  6. Step 6: Final answer
    x = 4,313.82

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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.