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Finding the Fourth Proportional to 7,166.55, 10,753.97 and 3,006.19

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Solution

The fourth proportional to 7,166.55, 10,753.97 and 3,006.19 is: 4,511.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166.55 : 10,753.97 = 3,006.19 : x
  2. Step 2: Convert to fraction form
    7,166.55/10,753.97 = 3,006.19/x
  3. Step 3: Cross multiply
    7,166.55x = 10,753.97 × 3,006.19
  4. Step 4: Simplify right side
    7,166.55x = 32,328,477.07
  5. Step 5: Solve for x
    x = 32,328,477.07/7,166.55
  6. Step 6: Final answer
    x = 4,511.02

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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.