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Finding the Fourth Proportional to 7,166.88, 10,753.06 and 4,668.12

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Solution

The fourth proportional to 7,166.88, 10,753.06 and 4,668.12 is: 7,003.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166.88 : 10,753.06 = 4,668.12 : x
  2. Step 2: Convert to fraction form
    7,166.88/10,753.06 = 4,668.12/x
  3. Step 3: Cross multiply
    7,166.88x = 10,753.06 × 4,668.12
  4. Step 4: Simplify right side
    7,166.88x = 50,196,574.45
  5. Step 5: Solve for x
    x = 50,196,574.45/7,166.88
  6. Step 6: Final answer
    x = 7,003.96

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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.