Home / 3,677.16-5,074.18-2,021.16

Finding the Fourth Proportional to 3,677.16, 5,074.18 and 2,021.16

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Solution

The fourth proportional to 3,677.16, 5,074.18 and 2,021.16 is: 2,789.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.16 : 5,074.18 = 2,021.16 : x
  2. Step 2: Convert to fraction form
    3,677.16/5,074.18 = 2,021.16/x
  3. Step 3: Cross multiply
    3,677.16x = 5,074.18 × 2,021.16
  4. Step 4: Simplify right side
    3,677.16x = 10,255,729.65
  5. Step 5: Solve for x
    x = 10,255,729.65/3,677.16
  6. Step 6: Final answer
    x = 2,789.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.