Home / 4,073.38-6,119.78-2,615.38

Finding the Fourth Proportional to 4,073.38, 6,119.78 and 2,615.38

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Solution

The fourth proportional to 4,073.38, 6,119.78 and 2,615.38 is: 3,929.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,073.38 : 6,119.78 = 2,615.38 : x
  2. Step 2: Convert to fraction form
    4,073.38/6,119.78 = 2,615.38/x
  3. Step 3: Cross multiply
    4,073.38x = 6,119.78 × 2,615.38
  4. Step 4: Simplify right side
    4,073.38x = 16,005,550.22
  5. Step 5: Solve for x
    x = 16,005,550.22/4,073.38
  6. Step 6: Final answer
    x = 3,929.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.