Home / 3,676.12-5,514.66-1,079.32

Finding the Fourth Proportional to 3,676.12, 5,514.66 and 1,079.32

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Solution

The fourth proportional to 3,676.12, 5,514.66 and 1,079.32 is: 1,619.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.12 : 5,514.66 = 1,079.32 : x
  2. Step 2: Convert to fraction form
    3,676.12/5,514.66 = 1,079.32/x
  3. Step 3: Cross multiply
    3,676.12x = 5,514.66 × 1,079.32
  4. Step 4: Simplify right side
    3,676.12x = 5,952,082.83
  5. Step 5: Solve for x
    x = 5,952,082.83/3,676.12
  6. Step 6: Final answer
    x = 1,619.12

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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.