Home / 3,188.67-4,398.62-2,349.51

Finding the Fourth Proportional to 3,188.67, 4,398.62 and 2,349.51

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Solution

The fourth proportional to 3,188.67, 4,398.62 and 2,349.51 is: 3,241.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188.67 : 4,398.62 = 2,349.51 : x
  2. Step 2: Convert to fraction form
    3,188.67/4,398.62 = 2,349.51/x
  3. Step 3: Cross multiply
    3,188.67x = 4,398.62 × 2,349.51
  4. Step 4: Simplify right side
    3,188.67x = 10,334,589.93
  5. Step 5: Solve for x
    x = 10,334,589.93/3,188.67
  6. Step 6: Final answer
    x = 3,241.03

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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.