Home / 6,241.69-9,360.01-3,120.49

Finding the Fourth Proportional to 6,241.69, 9,360.01 and 3,120.49

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Solution

The fourth proportional to 6,241.69, 9,360.01 and 3,120.49 is: 4,679.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,241.69 : 9,360.01 = 3,120.49 : x
  2. Step 2: Convert to fraction form
    6,241.69/9,360.01 = 3,120.49/x
  3. Step 3: Cross multiply
    6,241.69x = 9,360.01 × 3,120.49
  4. Step 4: Simplify right side
    6,241.69x = 29,207,817.60
  5. Step 5: Solve for x
    x = 29,207,817.60/6,241.69
  6. Step 6: Final answer
    x = 4,679.47

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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.