Home / 3,050.80-4,577.66-2,115.18

Finding the Fourth Proportional to 3,050.80, 4,577.66 and 2,115.18

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Solution

The fourth proportional to 3,050.80, 4,577.66 and 2,115.18 is: 3,173.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.80 : 4,577.66 = 2,115.18 : x
  2. Step 2: Convert to fraction form
    3,050.80/4,577.66 = 2,115.18/x
  3. Step 3: Cross multiply
    3,050.80x = 4,577.66 × 2,115.18
  4. Step 4: Simplify right side
    3,050.80x = 9,682,574.88
  5. Step 5: Solve for x
    x = 9,682,574.88/3,050.80
  6. Step 6: Final answer
    x = 3,173.78

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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.