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Finding the Fourth Proportional to 11,335, 17,004.93 and 4,766.71

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Solution

The fourth proportional to 11,335, 17,004.93 and 4,766.71 is: 7,151.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335 : 17,004.93 = 4,766.71 : x
  2. Step 2: Convert to fraction form
    11,335/17,004.93 = 4,766.71/x
  3. Step 3: Cross multiply
    11,335x = 17,004.93 × 4,766.71
  4. Step 4: Simplify right side
    11,335x = 81,057,569.88
  5. Step 5: Solve for x
    x = 81,057,569.88/11,335
  6. Step 6: Final answer
    x = 7,151.09

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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.