Home / 9,103.76-13,655.97-3,260.36

Finding the Fourth Proportional to 9,103.76, 13,655.97 and 3,260.36

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Solution

The fourth proportional to 9,103.76, 13,655.97 and 3,260.36 is: 4,890.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,103.76 : 13,655.97 = 3,260.36 : x
  2. Step 2: Convert to fraction form
    9,103.76/13,655.97 = 3,260.36/x
  3. Step 3: Cross multiply
    9,103.76x = 13,655.97 × 3,260.36
  4. Step 4: Simplify right side
    9,103.76x = 44,523,310.07
  5. Step 5: Solve for x
    x = 44,523,310.07/9,103.76
  6. Step 6: Final answer
    x = 4,890.65

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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.