Home / 4,429.71-6,112.73-2,440.15

Finding the Fourth Proportional to 4,429.71, 6,112.73 and 2,440.15

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Solution

The fourth proportional to 4,429.71, 6,112.73 and 2,440.15 is: 3,367.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.71 : 6,112.73 = 2,440.15 : x
  2. Step 2: Convert to fraction form
    4,429.71/6,112.73 = 2,440.15/x
  3. Step 3: Cross multiply
    4,429.71x = 6,112.73 × 2,440.15
  4. Step 4: Simplify right side
    4,429.71x = 14,915,968.93
  5. Step 5: Solve for x
    x = 14,915,968.93/4,429.71
  6. Step 6: Final answer
    x = 3,367.26

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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.