Home / 5,409.92-8,114.88-1,514.36

Finding the Fourth Proportional to 5,409.92, 8,114.88 and 1,514.36

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Solution

The fourth proportional to 5,409.92, 8,114.88 and 1,514.36 is: 2,271.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,409.92 : 8,114.88 = 1,514.36 : x
  2. Step 2: Convert to fraction form
    5,409.92/8,114.88 = 1,514.36/x
  3. Step 3: Cross multiply
    5,409.92x = 8,114.88 × 1,514.36
  4. Step 4: Simplify right side
    5,409.92x = 12,288,849.68
  5. Step 5: Solve for x
    x = 12,288,849.68/5,409.92
  6. Step 6: Final answer
    x = 2,271.54

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Similar ratio
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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.