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Finding the Fourth Proportional to 7,325.50, 10,110.49 and 7,082.46

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Solution

The fourth proportional to 7,325.50, 10,110.49 and 7,082.46 is: 9,775.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.50 : 10,110.49 = 7,082.46 : x
  2. Step 2: Convert to fraction form
    7,325.50/10,110.49 = 7,082.46/x
  3. Step 3: Cross multiply
    7,325.50x = 10,110.49 × 7,082.46
  4. Step 4: Simplify right side
    7,325.50x = 71,607,141.01
  5. Step 5: Solve for x
    x = 71,607,141.01/7,325.50
  6. Step 6: Final answer
    x = 9,775.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.