Home / 11,352.21-17,028.95-3,454.98

Finding the Fourth Proportional to 11,352.21, 17,028.95 and 3,454.98

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Solution

The fourth proportional to 11,352.21, 17,028.95 and 3,454.98 is: 5,182.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,352.21 : 17,028.95 = 3,454.98 : x
  2. Step 2: Convert to fraction form
    11,352.21/17,028.95 = 3,454.98/x
  3. Step 3: Cross multiply
    11,352.21x = 17,028.95 × 3,454.98
  4. Step 4: Simplify right side
    11,352.21x = 58,834,728.72
  5. Step 5: Solve for x
    x = 58,834,728.72/11,352.21
  6. Step 6: Final answer
    x = 5,182.67

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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.