Home / 3,470.80-5,199.72-2,317.36

Finding the Fourth Proportional to 3,470.80, 5,199.72 and 2,317.36

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Solution

The fourth proportional to 3,470.80, 5,199.72 and 2,317.36 is: 3,471.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470.80 : 5,199.72 = 2,317.36 : x
  2. Step 2: Convert to fraction form
    3,470.80/5,199.72 = 2,317.36/x
  3. Step 3: Cross multiply
    3,470.80x = 5,199.72 × 2,317.36
  4. Step 4: Simplify right side
    3,470.80x = 12,049,623.14
  5. Step 5: Solve for x
    x = 12,049,623.14/3,470.80
  6. Step 6: Final answer
    x = 3,471.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.