Home / 11,097.80-16,639.98-4,520.52

Finding the Fourth Proportional to 11,097.80, 16,639.98 and 4,520.52

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Solution

The fourth proportional to 11,097.80, 16,639.98 and 4,520.52 is: 6,778.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,097.80 : 16,639.98 = 4,520.52 : x
  2. Step 2: Convert to fraction form
    11,097.80/16,639.98 = 4,520.52/x
  3. Step 3: Cross multiply
    11,097.80x = 16,639.98 × 4,520.52
  4. Step 4: Simplify right side
    11,097.80x = 75,221,362.39
  5. Step 5: Solve for x
    x = 75,221,362.39/11,097.80
  6. Step 6: Final answer
    x = 6,778.04

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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.