Home / 5,202.26-7,179.12-2,844.40

Finding the Fourth Proportional to 5,202.26, 7,179.12 and 2,844.40

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Solution

The fourth proportional to 5,202.26, 7,179.12 and 2,844.40 is: 3,925.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202.26 : 7,179.12 = 2,844.40 : x
  2. Step 2: Convert to fraction form
    5,202.26/7,179.12 = 2,844.40/x
  3. Step 3: Cross multiply
    5,202.26x = 7,179.12 × 2,844.40
  4. Step 4: Simplify right side
    5,202.26x = 20,420,288.93
  5. Step 5: Solve for x
    x = 20,420,288.93/5,202.26
  6. Step 6: Final answer
    x = 3,925.27

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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.