Home / 4,378.38-6,042.12-2,388.96

Finding the Fourth Proportional to 4,378.38, 6,042.12 and 2,388.96

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Solution

The fourth proportional to 4,378.38, 6,042.12 and 2,388.96 is: 3,296.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.38 : 6,042.12 = 2,388.96 : x
  2. Step 2: Convert to fraction form
    4,378.38/6,042.12 = 2,388.96/x
  3. Step 3: Cross multiply
    4,378.38x = 6,042.12 × 2,388.96
  4. Step 4: Simplify right side
    4,378.38x = 14,434,383.00
  5. Step 5: Solve for x
    x = 14,434,383.00/4,378.38
  6. Step 6: Final answer
    x = 3,296.74

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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.