Home / 9,603.05-13,249.44-6,250.78

Finding the Fourth Proportional to 9,603.05, 13,249.44 and 6,250.78

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Solution

The fourth proportional to 9,603.05, 13,249.44 and 6,250.78 is: 8,624.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,603.05 : 13,249.44 = 6,250.78 : x
  2. Step 2: Convert to fraction form
    9,603.05/13,249.44 = 6,250.78/x
  3. Step 3: Cross multiply
    9,603.05x = 13,249.44 × 6,250.78
  4. Step 4: Simplify right side
    9,603.05x = 82,819,334.56
  5. Step 5: Solve for x
    x = 82,819,334.56/9,603.05
  6. Step 6: Final answer
    x = 8,624.27

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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.