Home / 4,745.11-7,113.57-2,551.30

Finding the Fourth Proportional to 4,745.11, 7,113.57 and 2,551.30

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Solution

The fourth proportional to 4,745.11, 7,113.57 and 2,551.30 is: 3,824.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.11 : 7,113.57 = 2,551.30 : x
  2. Step 2: Convert to fraction form
    4,745.11/7,113.57 = 2,551.30/x
  3. Step 3: Cross multiply
    4,745.11x = 7,113.57 × 2,551.30
  4. Step 4: Simplify right side
    4,745.11x = 18,148,851.14
  5. Step 5: Solve for x
    x = 18,148,851.14/4,745.11
  6. Step 6: Final answer
    x = 3,824.75

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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.