Home / 5,077.62-7,610.37-2,305.02

Finding the Fourth Proportional to 5,077.62, 7,610.37 and 2,305.02

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Solution

The fourth proportional to 5,077.62, 7,610.37 and 2,305.02 is: 3,454.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.62 : 7,610.37 = 2,305.02 : x
  2. Step 2: Convert to fraction form
    5,077.62/7,610.37 = 2,305.02/x
  3. Step 3: Cross multiply
    5,077.62x = 7,610.37 × 2,305.02
  4. Step 4: Simplify right side
    5,077.62x = 17,542,055.06
  5. Step 5: Solve for x
    x = 17,542,055.06/5,077.62
  6. Step 6: Final answer
    x = 3,454.78

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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.