Home / 2,226.75-3,065.88-1,961.01

Finding the Fourth Proportional to 2,226.75, 3,065.88 and 1,961.01

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Solution

The fourth proportional to 2,226.75, 3,065.88 and 1,961.01 is: 2,700.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.75 : 3,065.88 = 1,961.01 : x
  2. Step 2: Convert to fraction form
    2,226.75/3,065.88 = 1,961.01/x
  3. Step 3: Cross multiply
    2,226.75x = 3,065.88 × 1,961.01
  4. Step 4: Simplify right side
    2,226.75x = 6,012,228.69
  5. Step 5: Solve for x
    x = 6,012,228.69/2,226.75
  6. Step 6: Final answer
    x = 2,700.00

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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.