Home / 3,512.07-4,847.42-2,395.68

Finding the Fourth Proportional to 3,512.07, 4,847.42 and 2,395.68

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Solution

The fourth proportional to 3,512.07, 4,847.42 and 2,395.68 is: 3,306.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.07 : 4,847.42 = 2,395.68 : x
  2. Step 2: Convert to fraction form
    3,512.07/4,847.42 = 2,395.68/x
  3. Step 3: Cross multiply
    3,512.07x = 4,847.42 × 2,395.68
  4. Step 4: Simplify right side
    3,512.07x = 11,612,855.17
  5. Step 5: Solve for x
    x = 11,612,855.17/3,512.07
  6. Step 6: Final answer
    x = 3,306.56

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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.