Home / 3,077.22-4,611.09-2,088.75

Finding the Fourth Proportional to 3,077.22, 4,611.09 and 2,088.75

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Solution

The fourth proportional to 3,077.22, 4,611.09 and 2,088.75 is: 3,129.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.22 : 4,611.09 = 2,088.75 : x
  2. Step 2: Convert to fraction form
    3,077.22/4,611.09 = 2,088.75/x
  3. Step 3: Cross multiply
    3,077.22x = 4,611.09 × 2,088.75
  4. Step 4: Simplify right side
    3,077.22x = 9,631,414.24
  5. Step 5: Solve for x
    x = 9,631,414.24/3,077.22
  6. Step 6: Final answer
    x = 3,129.91

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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.