Home / 1,514.68-2,269.18-1,206.88

Finding the Fourth Proportional to 1,514.68, 2,269.18 and 1,206.88

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Solution

The fourth proportional to 1,514.68, 2,269.18 and 1,206.88 is: 1,808.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514.68 : 2,269.18 = 1,206.88 : x
  2. Step 2: Convert to fraction form
    1,514.68/2,269.18 = 1,206.88/x
  3. Step 3: Cross multiply
    1,514.68x = 2,269.18 × 1,206.88
  4. Step 4: Simplify right side
    1,514.68x = 2,738,627.96
  5. Step 5: Solve for x
    x = 2,738,627.96/1,514.68
  6. Step 6: Final answer
    x = 1,808.06

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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.