Home / 2,271.52-3,408.90-1,233.64

Finding the Fourth Proportional to 2,271.52, 3,408.90 and 1,233.64

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Solution

The fourth proportional to 2,271.52, 3,408.90 and 1,233.64 is: 1,851.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271.52 : 3,408.90 = 1,233.64 : x
  2. Step 2: Convert to fraction form
    2,271.52/3,408.90 = 1,233.64/x
  3. Step 3: Cross multiply
    2,271.52x = 3,408.90 × 1,233.64
  4. Step 4: Simplify right side
    2,271.52x = 4,205,355.40
  5. Step 5: Solve for x
    x = 4,205,355.40/2,271.52
  6. Step 6: Final answer
    x = 1,851.34

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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.