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Finding the Fourth Proportional to 11,901.68, 17,863.60 and 6,062.68

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Solution

The fourth proportional to 11,901.68, 17,863.60 and 6,062.68 is: 9,099.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,901.68 : 17,863.60 = 6,062.68 : x
  2. Step 2: Convert to fraction form
    11,901.68/17,863.60 = 6,062.68/x
  3. Step 3: Cross multiply
    11,901.68x = 17,863.60 × 6,062.68
  4. Step 4: Simplify right side
    11,901.68x = 108,301,290.45
  5. Step 5: Solve for x
    x = 108,301,290.45/11,901.68
  6. Step 6: Final answer
    x = 9,099.66

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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.