Home / 3,614.82-4,988.55-2,042.88

Finding the Fourth Proportional to 3,614.82, 4,988.55 and 2,042.88

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Solution

The fourth proportional to 3,614.82, 4,988.55 and 2,042.88 is: 2,819.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.82 : 4,988.55 = 2,042.88 : x
  2. Step 2: Convert to fraction form
    3,614.82/4,988.55 = 2,042.88/x
  3. Step 3: Cross multiply
    3,614.82x = 4,988.55 × 2,042.88
  4. Step 4: Simplify right side
    3,614.82x = 10,191,009.02
  5. Step 5: Solve for x
    x = 10,191,009.02/3,614.82
  6. Step 6: Final answer
    x = 2,819.23

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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.