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Finding the Fourth Proportional to 5,082.57, 7,014.03 and 3,093.21

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Solution

The fourth proportional to 5,082.57, 7,014.03 and 3,093.21 is: 4,268.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082.57 : 7,014.03 = 3,093.21 : x
  2. Step 2: Convert to fraction form
    5,082.57/7,014.03 = 3,093.21/x
  3. Step 3: Cross multiply
    5,082.57x = 7,014.03 × 3,093.21
  4. Step 4: Simplify right side
    5,082.57x = 21,695,867.74
  5. Step 5: Solve for x
    x = 21,695,867.74/5,082.57
  6. Step 6: Final answer
    x = 4,268.68

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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.