Home / 8,453.22-12,684.87-4,708.14

Finding the Fourth Proportional to 8,453.22, 12,684.87 and 4,708.14

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Solution

The fourth proportional to 8,453.22, 12,684.87 and 4,708.14 is: 7,065.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,453.22 : 12,684.87 = 4,708.14 : x
  2. Step 2: Convert to fraction form
    8,453.22/12,684.87 = 4,708.14/x
  3. Step 3: Cross multiply
    8,453.22x = 12,684.87 × 4,708.14
  4. Step 4: Simplify right side
    8,453.22x = 59,722,143.84
  5. Step 5: Solve for x
    x = 59,722,143.84/8,453.22
  6. Step 6: Final answer
    x = 7,065.02

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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.