Home / 6,222.24-9,330.12-4,680

Finding the Fourth Proportional to 6,222.24, 9,330.12 and 4,680

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Solution

The fourth proportional to 6,222.24, 9,330.12 and 4,680 is: 7,017.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.24 : 9,330.12 = 4,680 : x
  2. Step 2: Convert to fraction form
    6,222.24/9,330.12 = 4,680/x
  3. Step 3: Cross multiply
    6,222.24x = 9,330.12 × 4,680
  4. Step 4: Simplify right side
    6,222.24x = 43,664,961.60
  5. Step 5: Solve for x
    x = 43,664,961.60/6,222.24
  6. Step 6: Final answer
    x = 7,017.56

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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.