Home / 3,975.60-5,964.30-2,331.30

Finding the Fourth Proportional to 3,975.60, 5,964.30 and 2,331.30

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Solution

The fourth proportional to 3,975.60, 5,964.30 and 2,331.30 is: 3,497.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.60 : 5,964.30 = 2,331.30 : x
  2. Step 2: Convert to fraction form
    3,975.60/5,964.30 = 2,331.30/x
  3. Step 3: Cross multiply
    3,975.60x = 5,964.30 × 2,331.30
  4. Step 4: Simplify right side
    3,975.60x = 13,904,572.59
  5. Step 5: Solve for x
    x = 13,904,572.59/3,975.60
  6. Step 6: Final answer
    x = 3,497.48

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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.