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Finding the Fourth Proportional to 11,015.96, 16,510.97 and 7,062.08

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Solution

The fourth proportional to 11,015.96, 16,510.97 and 7,062.08 is: 10,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,015.96 : 16,510.97 = 7,062.08 : x
  2. Step 2: Convert to fraction form
    11,015.96/16,510.97 = 7,062.08/x
  3. Step 3: Cross multiply
    11,015.96x = 16,510.97 × 7,062.08
  4. Step 4: Simplify right side
    11,015.96x = 116,601,726.12
  5. Step 5: Solve for x
    x = 116,601,726.12/11,015.96
  6. Step 6: Final answer
    x = 10,584.80

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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.