Home / 6,249.70-9,374.55-3,617.20

Finding the Fourth Proportional to 6,249.70, 9,374.55 and 3,617.20

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Solution

The fourth proportional to 6,249.70, 9,374.55 and 3,617.20 is: 5,425.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,249.70 : 9,374.55 = 3,617.20 : x
  2. Step 2: Convert to fraction form
    6,249.70/9,374.55 = 3,617.20/x
  3. Step 3: Cross multiply
    6,249.70x = 9,374.55 × 3,617.20
  4. Step 4: Simplify right side
    6,249.70x = 33,909,622.26
  5. Step 5: Solve for x
    x = 33,909,622.26/6,249.70
  6. Step 6: Final answer
    x = 5,425.80

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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.