Home / 3,380.04-5,062.68-2,077.56

Finding the Fourth Proportional to 3,380.04, 5,062.68 and 2,077.56

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Solution

The fourth proportional to 3,380.04, 5,062.68 and 2,077.56 is: 3,111.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380.04 : 5,062.68 = 2,077.56 : x
  2. Step 2: Convert to fraction form
    3,380.04/5,062.68 = 2,077.56/x
  3. Step 3: Cross multiply
    3,380.04x = 5,062.68 × 2,077.56
  4. Step 4: Simplify right side
    3,380.04x = 10,518,021.46
  5. Step 5: Solve for x
    x = 10,518,021.46/3,380.04
  6. Step 6: Final answer
    x = 3,111.80

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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.