Home / 7,244.80-10,864.44-3,082.21

Finding the Fourth Proportional to 7,244.80, 10,864.44 and 3,082.21

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Solution

The fourth proportional to 7,244.80, 10,864.44 and 3,082.21 is: 4,622.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244.80 : 10,864.44 = 3,082.21 : x
  2. Step 2: Convert to fraction form
    7,244.80/10,864.44 = 3,082.21/x
  3. Step 3: Cross multiply
    7,244.80x = 10,864.44 × 3,082.21
  4. Step 4: Simplify right side
    7,244.80x = 33,486,485.61
  5. Step 5: Solve for x
    x = 33,486,485.61/7,244.80
  6. Step 6: Final answer
    x = 4,622.14

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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.