Home / 6,222.12-9,330.12-3,885.24

Finding the Fourth Proportional to 6,222.12, 9,330.12 and 3,885.24

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Solution

The fourth proportional to 6,222.12, 9,330.12 and 3,885.24 is: 5,825.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.12 : 9,330.12 = 3,885.24 : x
  2. Step 2: Convert to fraction form
    6,222.12/9,330.12 = 3,885.24/x
  3. Step 3: Cross multiply
    6,222.12x = 9,330.12 × 3,885.24
  4. Step 4: Simplify right side
    6,222.12x = 36,249,755.43
  5. Step 5: Solve for x
    x = 36,249,755.43/6,222.12
  6. Step 6: Final answer
    x = 5,825.95

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1.5x scale

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.