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Finding the Fourth Proportional to 11,703.76, 17,544.54 and 3,907.04

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Solution

The fourth proportional to 11,703.76, 17,544.54 and 3,907.04 is: 5,856.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,703.76 : 17,544.54 = 3,907.04 : x
  2. Step 2: Convert to fraction form
    11,703.76/17,544.54 = 3,907.04/x
  3. Step 3: Cross multiply
    11,703.76x = 17,544.54 × 3,907.04
  4. Step 4: Simplify right side
    11,703.76x = 68,547,219.56
  5. Step 5: Solve for x
    x = 68,547,219.56/11,703.76
  6. Step 6: Final answer
    x = 5,856.85

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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.