Home / 9,911.54-14,868.85-3,337.21

Finding the Fourth Proportional to 9,911.54, 14,868.85 and 3,337.21

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Solution

The fourth proportional to 9,911.54, 14,868.85 and 3,337.21 is: 5,006.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,911.54 : 14,868.85 = 3,337.21 : x
  2. Step 2: Convert to fraction form
    9,911.54/14,868.85 = 3,337.21/x
  3. Step 3: Cross multiply
    9,911.54x = 14,868.85 × 3,337.21
  4. Step 4: Simplify right side
    9,911.54x = 49,620,474.91
  5. Step 5: Solve for x
    x = 49,620,474.91/9,911.54
  6. Step 6: Final answer
    x = 5,006.33

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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.