Home / 4,326.81-5,967.60-3,131.97

Finding the Fourth Proportional to 4,326.81, 5,967.60 and 3,131.97

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Solution

The fourth proportional to 4,326.81, 5,967.60 and 3,131.97 is: 4,319.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,326.81 : 5,967.60 = 3,131.97 : x
  2. Step 2: Convert to fraction form
    4,326.81/5,967.60 = 3,131.97/x
  3. Step 3: Cross multiply
    4,326.81x = 5,967.60 × 3,131.97
  4. Step 4: Simplify right side
    4,326.81x = 18,690,344.03
  5. Step 5: Solve for x
    x = 18,690,344.03/4,326.81
  6. Step 6: Final answer
    x = 4,319.66

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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.