Home / 2,271.43-3,408.96-1,176.11

Finding the Fourth Proportional to 2,271.43, 3,408.96 and 1,176.11

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Solution

The fourth proportional to 2,271.43, 3,408.96 and 1,176.11 is: 1,765.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271.43 : 3,408.96 = 1,176.11 : x
  2. Step 2: Convert to fraction form
    2,271.43/3,408.96 = 1,176.11/x
  3. Step 3: Cross multiply
    2,271.43x = 3,408.96 × 1,176.11
  4. Step 4: Simplify right side
    2,271.43x = 4,009,294.90
  5. Step 5: Solve for x
    x = 4,009,294.90/2,271.43
  6. Step 6: Final answer
    x = 1,765.10

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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.