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Finding the Fourth Proportional to 11,396.92, 17,097.54 and 3,606.88

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Solution

The fourth proportional to 11,396.92, 17,097.54 and 3,606.88 is: 5,411.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,396.92 : 17,097.54 = 3,606.88 : x
  2. Step 2: Convert to fraction form
    11,396.92/17,097.54 = 3,606.88/x
  3. Step 3: Cross multiply
    11,396.92x = 17,097.54 × 3,606.88
  4. Step 4: Simplify right side
    11,396.92x = 61,668,775.08
  5. Step 5: Solve for x
    x = 61,668,775.08/11,396.92
  6. Step 6: Final answer
    x = 5,411.00

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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.