Home / 3,091.19-4,264.35-2,251.50

Finding the Fourth Proportional to 3,091.19, 4,264.35 and 2,251.50

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Solution

The fourth proportional to 3,091.19, 4,264.35 and 2,251.50 is: 3,105.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091.19 : 4,264.35 = 2,251.50 : x
  2. Step 2: Convert to fraction form
    3,091.19/4,264.35 = 2,251.50/x
  3. Step 3: Cross multiply
    3,091.19x = 4,264.35 × 2,251.50
  4. Step 4: Simplify right side
    3,091.19x = 9,601,184.03
  5. Step 5: Solve for x
    x = 9,601,184.03/3,091.19
  6. Step 6: Final answer
    x = 3,105.99

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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.