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Finding the Fourth Proportional to 11,792.76, 17,689.83 and 4,396.62

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Solution

The fourth proportional to 11,792.76, 17,689.83 and 4,396.62 is: 6,595.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,792.76 : 17,689.83 = 4,396.62 : x
  2. Step 2: Convert to fraction form
    11,792.76/17,689.83 = 4,396.62/x
  3. Step 3: Cross multiply
    11,792.76x = 17,689.83 × 4,396.62
  4. Step 4: Simplify right side
    11,792.76x = 77,775,460.37
  5. Step 5: Solve for x
    x = 77,775,460.37/11,792.76
  6. Step 6: Final answer
    x = 6,595.19

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1.5x scale

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.