Home / 11,804.78-17,702.68-3,904.93

Finding the Fourth Proportional to 11,804.78, 17,702.68 and 3,904.93

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Solution

The fourth proportional to 11,804.78, 17,702.68 and 3,904.93 is: 5,855.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,804.78 : 17,702.68 = 3,904.93 : x
  2. Step 2: Convert to fraction form
    11,804.78/17,702.68 = 3,904.93/x
  3. Step 3: Cross multiply
    11,804.78x = 17,702.68 × 3,904.93
  4. Step 4: Simplify right side
    11,804.78x = 69,127,726.21
  5. Step 5: Solve for x
    x = 69,127,726.21/11,804.78
  6. Step 6: Final answer
    x = 5,855.91

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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.