Home / 4,429.38-6,112.62-2,440.11

Finding the Fourth Proportional to 4,429.38, 6,112.62 and 2,440.11

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Solution

The fourth proportional to 4,429.38, 6,112.62 and 2,440.11 is: 3,367.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.38 : 6,112.62 = 2,440.11 : x
  2. Step 2: Convert to fraction form
    4,429.38/6,112.62 = 2,440.11/x
  3. Step 3: Cross multiply
    4,429.38x = 6,112.62 × 2,440.11
  4. Step 4: Simplify right side
    4,429.38x = 14,915,465.19
  5. Step 5: Solve for x
    x = 14,915,465.19/4,429.38
  6. Step 6: Final answer
    x = 3,367.39

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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.