Home / 2,238.84-3,358.98-1,084.68

Finding the Fourth Proportional to 2,238.84, 3,358.98 and 1,084.68

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Solution

The fourth proportional to 2,238.84, 3,358.98 and 1,084.68 is: 1,627.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238.84 : 3,358.98 = 1,084.68 : x
  2. Step 2: Convert to fraction form
    2,238.84/3,358.98 = 1,084.68/x
  3. Step 3: Cross multiply
    2,238.84x = 3,358.98 × 1,084.68
  4. Step 4: Simplify right side
    2,238.84x = 3,643,418.43
  5. Step 5: Solve for x
    x = 3,643,418.43/2,238.84
  6. Step 6: Final answer
    x = 1,627.37

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1.5x scale

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.