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Finding the Fourth Proportional to 7,082.08, 10,623.18 and 2,699.98

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Solution

The fourth proportional to 7,082.08, 10,623.18 and 2,699.98 is: 4,049.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,082.08 : 10,623.18 = 2,699.98 : x
  2. Step 2: Convert to fraction form
    7,082.08/10,623.18 = 2,699.98/x
  3. Step 3: Cross multiply
    7,082.08x = 10,623.18 × 2,699.98
  4. Step 4: Simplify right side
    7,082.08x = 28,682,373.54
  5. Step 5: Solve for x
    x = 28,682,373.54/7,082.08
  6. Step 6: Final answer
    x = 4,049.99

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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.