Home / 8,197.80-12,284.94-4,680.52

Finding the Fourth Proportional to 8,197.80, 12,284.94 and 4,680.52

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Solution

The fourth proportional to 8,197.80, 12,284.94 and 4,680.52 is: 7,014.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197.80 : 12,284.94 = 4,680.52 : x
  2. Step 2: Convert to fraction form
    8,197.80/12,284.94 = 4,680.52/x
  3. Step 3: Cross multiply
    8,197.80x = 12,284.94 × 4,680.52
  4. Step 4: Simplify right side
    8,197.80x = 57,499,907.37
  5. Step 5: Solve for x
    x = 57,499,907.37/8,197.80
  6. Step 6: Final answer
    x = 7,014.07

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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.