Home / 2,995.88-4,134.84-2,253.56

Finding the Fourth Proportional to 2,995.88, 4,134.84 and 2,253.56

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Solution

The fourth proportional to 2,995.88, 4,134.84 and 2,253.56 is: 3,110.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.88 : 4,134.84 = 2,253.56 : x
  2. Step 2: Convert to fraction form
    2,995.88/4,134.84 = 2,253.56/x
  3. Step 3: Cross multiply
    2,995.88x = 4,134.84 × 2,253.56
  4. Step 4: Simplify right side
    2,995.88x = 9,318,110.03
  5. Step 5: Solve for x
    x = 9,318,110.03/2,995.88
  6. Step 6: Final answer
    x = 3,110.31

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1.5x scale

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.