Home / 9,912.54-14,870.70-3,338.85

Finding the Fourth Proportional to 9,912.54, 14,870.70 and 3,338.85

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Solution

The fourth proportional to 9,912.54, 14,870.70 and 3,338.85 is: 5,008.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,912.54 : 14,870.70 = 3,338.85 : x
  2. Step 2: Convert to fraction form
    9,912.54/14,870.70 = 3,338.85/x
  3. Step 3: Cross multiply
    9,912.54x = 14,870.70 × 3,338.85
  4. Step 4: Simplify right side
    9,912.54x = 49,651,036.70
  5. Step 5: Solve for x
    x = 49,651,036.70/9,912.54
  6. Step 6: Final answer
    x = 5,008.91

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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.