Home / 4,278.18-5,902.65-2,575.92

Finding the Fourth Proportional to 4,278.18, 5,902.65 and 2,575.92

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Solution

The fourth proportional to 4,278.18, 5,902.65 and 2,575.92 is: 3,554.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.18 : 5,902.65 = 2,575.92 : x
  2. Step 2: Convert to fraction form
    4,278.18/5,902.65 = 2,575.92/x
  3. Step 3: Cross multiply
    4,278.18x = 5,902.65 × 2,575.92
  4. Step 4: Simplify right side
    4,278.18x = 15,204,754.19
  5. Step 5: Solve for x
    x = 15,204,754.19/4,278.18
  6. Step 6: Final answer
    x = 3,554.02

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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.