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Finding the Fourth Proportional to 11,466.72, 17,201.16 and 3,673.68

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Solution

The fourth proportional to 11,466.72, 17,201.16 and 3,673.68 is: 5,510.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,466.72 : 17,201.16 = 3,673.68 : x
  2. Step 2: Convert to fraction form
    11,466.72/17,201.16 = 3,673.68/x
  3. Step 3: Cross multiply
    11,466.72x = 17,201.16 × 3,673.68
  4. Step 4: Simplify right side
    11,466.72x = 63,191,557.47
  5. Step 5: Solve for x
    x = 63,191,557.47/11,466.72
  6. Step 6: Final answer
    x = 5,510.87

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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.