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Finding the Fourth Proportional to 10,751.67, 16,108.56 and 7,466.85

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Solution

The fourth proportional to 10,751.67, 16,108.56 and 7,466.85 is: 11,187.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,751.67 : 16,108.56 = 7,466.85 : x
  2. Step 2: Convert to fraction form
    10,751.67/16,108.56 = 7,466.85/x
  3. Step 3: Cross multiply
    10,751.67x = 16,108.56 × 7,466.85
  4. Step 4: Simplify right side
    10,751.67x = 120,280,201.24
  5. Step 5: Solve for x
    x = 120,280,201.24/10,751.67
  6. Step 6: Final answer
    x = 11,187.12

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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.