Home / 8,928.82-13,394.11-3,307.99

Finding the Fourth Proportional to 8,928.82, 13,394.11 and 3,307.99

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Solution

The fourth proportional to 8,928.82, 13,394.11 and 3,307.99 is: 4,962.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,928.82 : 13,394.11 = 3,307.99 : x
  2. Step 2: Convert to fraction form
    8,928.82/13,394.11 = 3,307.99/x
  3. Step 3: Cross multiply
    8,928.82x = 13,394.11 × 3,307.99
  4. Step 4: Simplify right side
    8,928.82x = 44,307,581.94
  5. Step 5: Solve for x
    x = 44,307,581.94/8,928.82
  6. Step 6: Final answer
    x = 4,962.31

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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.