Home / 5,965.47-8,228.55-3,843.75

Finding the Fourth Proportional to 5,965.47, 8,228.55 and 3,843.75

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Solution

The fourth proportional to 5,965.47, 8,228.55 and 3,843.75 is: 5,301.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,965.47 : 8,228.55 = 3,843.75 : x
  2. Step 2: Convert to fraction form
    5,965.47/8,228.55 = 3,843.75/x
  3. Step 3: Cross multiply
    5,965.47x = 8,228.55 × 3,843.75
  4. Step 4: Simplify right side
    5,965.47x = 31,628,489.06
  5. Step 5: Solve for x
    x = 31,628,489.06/5,965.47
  6. Step 6: Final answer
    x = 5,301.93

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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.