Home / 2,470.96-3,409.91-1,351.88

Finding the Fourth Proportional to 2,470.96, 3,409.91 and 1,351.88

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Solution

The fourth proportional to 2,470.96, 3,409.91 and 1,351.88 is: 1,865.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470.96 : 3,409.91 = 1,351.88 : x
  2. Step 2: Convert to fraction form
    2,470.96/3,409.91 = 1,351.88/x
  3. Step 3: Cross multiply
    2,470.96x = 3,409.91 × 1,351.88
  4. Step 4: Simplify right side
    2,470.96x = 4,609,788.25
  5. Step 5: Solve for x
    x = 4,609,788.25/2,470.96
  6. Step 6: Final answer
    x = 1,865.59

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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.