Home / 4,378.29-6,042.06-2,388.79

Finding the Fourth Proportional to 4,378.29, 6,042.06 and 2,388.79

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Solution

The fourth proportional to 4,378.29, 6,042.06 and 2,388.79 is: 3,296.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.29 : 6,042.06 = 2,388.79 : x
  2. Step 2: Convert to fraction form
    4,378.29/6,042.06 = 2,388.79/x
  3. Step 3: Cross multiply
    4,378.29x = 6,042.06 × 2,388.79
  4. Step 4: Simplify right side
    4,378.29x = 14,433,220.06
  5. Step 5: Solve for x
    x = 14,433,220.06/4,378.29
  6. Step 6: Final answer
    x = 3,296.55

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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.