Home / 6,212.40-9,297.10-3,839.51

Finding the Fourth Proportional to 6,212.40, 9,297.10 and 3,839.51

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Solution

The fourth proportional to 6,212.40, 9,297.10 and 3,839.51 is: 5,745.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.40 : 9,297.10 = 3,839.51 : x
  2. Step 2: Convert to fraction form
    6,212.40/9,297.10 = 3,839.51/x
  3. Step 3: Cross multiply
    6,212.40x = 9,297.10 × 3,839.51
  4. Step 4: Simplify right side
    6,212.40x = 35,696,242.74
  5. Step 5: Solve for x
    x = 35,696,242.74/6,212.40
  6. Step 6: Final answer
    x = 5,745.97

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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.