Home / 4,112.20-6,168.90-1,514.92

Finding the Fourth Proportional to 4,112.20, 6,168.90 and 1,514.92

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Solution

The fourth proportional to 4,112.20, 6,168.90 and 1,514.92 is: 2,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.20 : 6,168.90 = 1,514.92 : x
  2. Step 2: Convert to fraction form
    4,112.20/6,168.90 = 1,514.92/x
  3. Step 3: Cross multiply
    4,112.20x = 6,168.90 × 1,514.92
  4. Step 4: Simplify right side
    4,112.20x = 9,345,389.99
  5. Step 5: Solve for x
    x = 9,345,389.99/4,112.20
  6. Step 6: Final answer
    x = 2,272.60

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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.