Home / 7,388.43-11,082.74-2,458.07

Finding the Fourth Proportional to 7,388.43, 11,082.74 and 2,458.07

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Solution

The fourth proportional to 7,388.43, 11,082.74 and 2,458.07 is: 3,687.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.43 : 11,082.74 = 2,458.07 : x
  2. Step 2: Convert to fraction form
    7,388.43/11,082.74 = 2,458.07/x
  3. Step 3: Cross multiply
    7,388.43x = 11,082.74 × 2,458.07
  4. Step 4: Simplify right side
    7,388.43x = 27,242,083.01
  5. Step 5: Solve for x
    x = 27,242,083.01/7,388.43
  6. Step 6: Final answer
    x = 3,687.13

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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.