Home / 5,202.78-7,179.85-2,844.96

Finding the Fourth Proportional to 5,202.78, 7,179.85 and 2,844.96

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Solution

The fourth proportional to 5,202.78, 7,179.85 and 2,844.96 is: 3,926.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202.78 : 7,179.85 = 2,844.96 : x
  2. Step 2: Convert to fraction form
    5,202.78/7,179.85 = 2,844.96/x
  3. Step 3: Cross multiply
    5,202.78x = 7,179.85 × 2,844.96
  4. Step 4: Simplify right side
    5,202.78x = 20,426,386.06
  5. Step 5: Solve for x
    x = 20,426,386.06/5,202.78
  6. Step 6: Final answer
    x = 3,926.05

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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.