Home / 3,676.16-5,514.92-1,211.13

Finding the Fourth Proportional to 3,676.16, 5,514.92 and 1,211.13

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Solution

The fourth proportional to 3,676.16, 5,514.92 and 1,211.13 is: 1,816.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.16 : 5,514.92 = 1,211.13 : x
  2. Step 2: Convert to fraction form
    3,676.16/5,514.92 = 1,211.13/x
  3. Step 3: Cross multiply
    3,676.16x = 5,514.92 × 1,211.13
  4. Step 4: Simplify right side
    3,676.16x = 6,679,285.06
  5. Step 5: Solve for x
    x = 6,679,285.06/3,676.16
  6. Step 6: Final answer
    x = 1,816.92

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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.