Home / 2,494.88-3,444.40-2,218.08

Finding the Fourth Proportional to 2,494.88, 3,444.40 and 2,218.08

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Solution

The fourth proportional to 2,494.88, 3,444.40 and 2,218.08 is: 3,062.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,494.88 : 3,444.40 = 2,218.08 : x
  2. Step 2: Convert to fraction form
    2,494.88/3,444.40 = 2,218.08/x
  3. Step 3: Cross multiply
    2,494.88x = 3,444.40 × 2,218.08
  4. Step 4: Simplify right side
    2,494.88x = 7,639,954.75
  5. Step 5: Solve for x
    x = 7,639,954.75/2,494.88
  6. Step 6: Final answer
    x = 3,062.25

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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.