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Finding the Fourth Proportional to 11,201.82, 16,806.24 and 4,631.10

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Solution

The fourth proportional to 11,201.82, 16,806.24 and 4,631.10 is: 6,948.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,201.82 : 16,806.24 = 4,631.10 : x
  2. Step 2: Convert to fraction form
    11,201.82/16,806.24 = 4,631.10/x
  3. Step 3: Cross multiply
    11,201.82x = 16,806.24 × 4,631.10
  4. Step 4: Simplify right side
    11,201.82x = 77,831,378.06
  5. Step 5: Solve for x
    x = 77,831,378.06/11,201.82
  6. Step 6: Final answer
    x = 6,948.10

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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.