Home / 7,288.88-10,935.62-5,542.25

Finding the Fourth Proportional to 7,288.88, 10,935.62 and 5,542.25

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Solution

The fourth proportional to 7,288.88, 10,935.62 and 5,542.25 is: 8,315.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.88 : 10,935.62 = 5,542.25 : x
  2. Step 2: Convert to fraction form
    7,288.88/10,935.62 = 5,542.25/x
  3. Step 3: Cross multiply
    7,288.88x = 10,935.62 × 5,542.25
  4. Step 4: Simplify right side
    7,288.88x = 60,607,857.56
  5. Step 5: Solve for x
    x = 60,607,857.56/7,288.88
  6. Step 6: Final answer
    x = 8,315.12

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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.