Home / 11,498-17,248.08-4,922.72

Finding the Fourth Proportional to 11,498, 17,248.08 and 4,922.72

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Solution

The fourth proportional to 11,498, 17,248.08 and 4,922.72 is: 7,384.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,498 : 17,248.08 = 4,922.72 : x
  2. Step 2: Convert to fraction form
    11,498/17,248.08 = 4,922.72/x
  3. Step 3: Cross multiply
    11,498x = 17,248.08 × 4,922.72
  4. Step 4: Simplify right side
    11,498x = 84,907,468.38
  5. Step 5: Solve for x
    x = 84,907,468.38/11,498
  6. Step 6: Final answer
    x = 7,384.54

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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.