Home / 5,202.13-7,178.94-2,844.29

Finding the Fourth Proportional to 5,202.13, 7,178.94 and 2,844.29

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Solution

The fourth proportional to 5,202.13, 7,178.94 and 2,844.29 is: 3,925.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202.13 : 7,178.94 = 2,844.29 : x
  2. Step 2: Convert to fraction form
    5,202.13/7,178.94 = 2,844.29/x
  3. Step 3: Cross multiply
    5,202.13x = 7,178.94 × 2,844.29
  4. Step 4: Simplify right side
    5,202.13x = 20,418,937.14
  5. Step 5: Solve for x
    x = 20,418,937.14/5,202.13
  6. Step 6: Final answer
    x = 3,925.11

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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.