Home / 2,238.84-3,356.46-1,587.96

Finding the Fourth Proportional to 2,238.84, 3,356.46 and 1,587.96

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Solution

The fourth proportional to 2,238.84, 3,356.46 and 1,587.96 is: 2,380.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238.84 : 3,356.46 = 1,587.96 : x
  2. Step 2: Convert to fraction form
    2,238.84/3,356.46 = 1,587.96/x
  3. Step 3: Cross multiply
    2,238.84x = 3,356.46 × 1,587.96
  4. Step 4: Simplify right side
    2,238.84x = 5,329,924.22
  5. Step 5: Solve for x
    x = 5,329,924.22/2,238.84
  6. Step 6: Final answer
    x = 2,380.66

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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.