Home / 5,202.16-7,179.48-2,964.76

Finding the Fourth Proportional to 5,202.16, 7,179.48 and 2,964.76

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Solution

The fourth proportional to 5,202.16, 7,179.48 and 2,964.76 is: 4,091.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202.16 : 7,179.48 = 2,964.76 : x
  2. Step 2: Convert to fraction form
    5,202.16/7,179.48 = 2,964.76/x
  3. Step 3: Cross multiply
    5,202.16x = 7,179.48 × 2,964.76
  4. Step 4: Simplify right side
    5,202.16x = 21,285,435.12
  5. Step 5: Solve for x
    x = 21,285,435.12/5,202.16
  6. Step 6: Final answer
    x = 4,091.65

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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.