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Finding the Fourth Proportional to 11,301.66, 16,953.03 and 5,054.94

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Solution

The fourth proportional to 11,301.66, 16,953.03 and 5,054.94 is: 7,582.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,301.66 : 16,953.03 = 5,054.94 : x
  2. Step 2: Convert to fraction form
    11,301.66/16,953.03 = 5,054.94/x
  3. Step 3: Cross multiply
    11,301.66x = 16,953.03 × 5,054.94
  4. Step 4: Simplify right side
    11,301.66x = 85,696,549.47
  5. Step 5: Solve for x
    x = 85,696,549.47/11,301.66
  6. Step 6: Final answer
    x = 7,582.65

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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.