Home / 3,936.18-5,432.25-2,364.24

Finding the Fourth Proportional to 3,936.18, 5,432.25 and 2,364.24

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Solution

The fourth proportional to 3,936.18, 5,432.25 and 2,364.24 is: 3,262.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.18 : 5,432.25 = 2,364.24 : x
  2. Step 2: Convert to fraction form
    3,936.18/5,432.25 = 2,364.24/x
  3. Step 3: Cross multiply
    3,936.18x = 5,432.25 × 2,364.24
  4. Step 4: Simplify right side
    3,936.18x = 12,843,142.74
  5. Step 5: Solve for x
    x = 12,843,142.74/3,936.18
  6. Step 6: Final answer
    x = 3,262.84

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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.