Home / 1,352.11-2,024.21-1,222.41

Finding the Fourth Proportional to 1,352.11, 2,024.21 and 1,222.41

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Solution

The fourth proportional to 1,352.11, 2,024.21 and 1,222.41 is: 1,830.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352.11 : 2,024.21 = 1,222.41 : x
  2. Step 2: Convert to fraction form
    1,352.11/2,024.21 = 1,222.41/x
  3. Step 3: Cross multiply
    1,352.11x = 2,024.21 × 1,222.41
  4. Step 4: Simplify right side
    1,352.11x = 2,474,407.96
  5. Step 5: Solve for x
    x = 2,474,407.96/1,352.11
  6. Step 6: Final answer
    x = 1,830.04

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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.