Home / 7,553.27-11,320.32-4,268.21

Finding the Fourth Proportional to 7,553.27, 11,320.32 and 4,268.21

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Solution

The fourth proportional to 7,553.27, 11,320.32 and 4,268.21 is: 6,396.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.27 : 11,320.32 = 4,268.21 : x
  2. Step 2: Convert to fraction form
    7,553.27/11,320.32 = 4,268.21/x
  3. Step 3: Cross multiply
    7,553.27x = 11,320.32 × 4,268.21
  4. Step 4: Simplify right side
    7,553.27x = 48,317,462.43
  5. Step 5: Solve for x
    x = 48,317,462.43/7,553.27
  6. Step 6: Final answer
    x = 6,396.89

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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.