Home / 2,444.22-3,669.12-1,857.78

Finding the Fourth Proportional to 2,444.22, 3,669.12 and 1,857.78

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Solution

The fourth proportional to 2,444.22, 3,669.12 and 1,857.78 is: 2,788.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,444.22 : 3,669.12 = 1,857.78 : x
  2. Step 2: Convert to fraction form
    2,444.22/3,669.12 = 1,857.78/x
  3. Step 3: Cross multiply
    2,444.22x = 3,669.12 × 1,857.78
  4. Step 4: Simplify right side
    2,444.22x = 6,816,417.75
  5. Step 5: Solve for x
    x = 6,816,417.75/2,444.22
  6. Step 6: Final answer
    x = 2,788.79

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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.