Home / 2,223.21-3,334.20-924.39

Finding the Fourth Proportional to 2,223.21, 3,334.20 and 924.39

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Solution

The fourth proportional to 2,223.21, 3,334.20 and 924.39 is: 1,386.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.21 : 3,334.20 = 924.39 : x
  2. Step 2: Convert to fraction form
    2,223.21/3,334.20 = 924.39/x
  3. Step 3: Cross multiply
    2,223.21x = 3,334.20 × 924.39
  4. Step 4: Simplify right side
    2,223.21x = 3,082,101.14
  5. Step 5: Solve for x
    x = 3,082,101.14/2,223.21
  6. Step 6: Final answer
    x = 1,386.33

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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.