Home / 9,912.30-14,864.85-3,338.70

Finding the Fourth Proportional to 9,912.30, 14,864.85 and 3,338.70

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Solution

The fourth proportional to 9,912.30, 14,864.85 and 3,338.70 is: 5,006.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,912.30 : 14,864.85 = 3,338.70 : x
  2. Step 2: Convert to fraction form
    9,912.30/14,864.85 = 3,338.70/x
  3. Step 3: Cross multiply
    9,912.30x = 14,864.85 × 3,338.70
  4. Step 4: Simplify right side
    9,912.30x = 49,629,274.70
  5. Step 5: Solve for x
    x = 49,629,274.70/9,912.30
  6. Step 6: Final answer
    x = 5,006.84

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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.