Home / 4,654.20-6,983.50-1,882.78

Finding the Fourth Proportional to 4,654.20, 6,983.50 and 1,882.78

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Solution

The fourth proportional to 4,654.20, 6,983.50 and 1,882.78 is: 2,825.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,654.20 : 6,983.50 = 1,882.78 : x
  2. Step 2: Convert to fraction form
    4,654.20/6,983.50 = 1,882.78/x
  3. Step 3: Cross multiply
    4,654.20x = 6,983.50 × 1,882.78
  4. Step 4: Simplify right side
    4,654.20x = 13,148,394.13
  5. Step 5: Solve for x
    x = 13,148,394.13/4,654.20
  6. Step 6: Final answer
    x = 2,825.06

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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.