Home / 2,227.84-3,340.64-1,303.71

Finding the Fourth Proportional to 2,227.84, 3,340.64 and 1,303.71

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Solution

The fourth proportional to 2,227.84, 3,340.64 and 1,303.71 is: 1,954.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.84 : 3,340.64 = 1,303.71 : x
  2. Step 2: Convert to fraction form
    2,227.84/3,340.64 = 1,303.71/x
  3. Step 3: Cross multiply
    2,227.84x = 3,340.64 × 1,303.71
  4. Step 4: Simplify right side
    2,227.84x = 4,355,202.55
  5. Step 5: Solve for x
    x = 4,355,202.55/2,227.84
  6. Step 6: Final answer
    x = 1,954.90

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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.