Home / 7,240.82-9,997.26-5,482.04

Finding the Fourth Proportional to 7,240.82, 9,997.26 and 5,482.04

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Solution

The fourth proportional to 7,240.82, 9,997.26 and 5,482.04 is: 7,568.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.82 : 9,997.26 = 5,482.04 : x
  2. Step 2: Convert to fraction form
    7,240.82/9,997.26 = 5,482.04/x
  3. Step 3: Cross multiply
    7,240.82x = 9,997.26 × 5,482.04
  4. Step 4: Simplify right side
    7,240.82x = 54,805,379.21
  5. Step 5: Solve for x
    x = 54,805,379.21/7,240.82
  6. Step 6: Final answer
    x = 7,568.95

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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.