Home / 9,868.20-14,799.84-2,942.68

Finding the Fourth Proportional to 9,868.20, 14,799.84 and 2,942.68

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Solution

The fourth proportional to 9,868.20, 14,799.84 and 2,942.68 is: 4,413.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,868.20 : 14,799.84 = 2,942.68 : x
  2. Step 2: Convert to fraction form
    9,868.20/14,799.84 = 2,942.68/x
  3. Step 3: Cross multiply
    9,868.20x = 14,799.84 × 2,942.68
  4. Step 4: Simplify right side
    9,868.20x = 43,551,193.17
  5. Step 5: Solve for x
    x = 43,551,193.17/9,868.20
  6. Step 6: Final answer
    x = 4,413.29

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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.