Home / 7,499.73-11,249.70-3,603.24

Finding the Fourth Proportional to 7,499.73, 11,249.70 and 3,603.24

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Solution

The fourth proportional to 7,499.73, 11,249.70 and 3,603.24 is: 5,404.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499.73 : 11,249.70 = 3,603.24 : x
  2. Step 2: Convert to fraction form
    7,499.73/11,249.70 = 3,603.24/x
  3. Step 3: Cross multiply
    7,499.73x = 11,249.70 × 3,603.24
  4. Step 4: Simplify right side
    7,499.73x = 40,535,369.03
  5. Step 5: Solve for x
    x = 40,535,369.03/7,499.73
  6. Step 6: Final answer
    x = 5,404.91

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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.