Home / 3,799.20-5,240.96-2,474.08

Finding the Fourth Proportional to 3,799.20, 5,240.96 and 2,474.08

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Solution

The fourth proportional to 3,799.20, 5,240.96 and 2,474.08 is: 3,412.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.20 : 5,240.96 = 2,474.08 : x
  2. Step 2: Convert to fraction form
    3,799.20/5,240.96 = 2,474.08/x
  3. Step 3: Cross multiply
    3,799.20x = 5,240.96 × 2,474.08
  4. Step 4: Simplify right side
    3,799.20x = 12,966,554.32
  5. Step 5: Solve for x
    x = 12,966,554.32/3,799.20
  6. Step 6: Final answer
    x = 3,412.97

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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.