Home / 5,935.25-8,190.78-3,843.02

Finding the Fourth Proportional to 5,935.25, 8,190.78 and 3,843.02

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Solution

The fourth proportional to 5,935.25, 8,190.78 and 3,843.02 is: 5,303.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,935.25 : 8,190.78 = 3,843.02 : x
  2. Step 2: Convert to fraction form
    5,935.25/8,190.78 = 3,843.02/x
  3. Step 3: Cross multiply
    5,935.25x = 8,190.78 × 3,843.02
  4. Step 4: Simplify right side
    5,935.25x = 31,477,331.36
  5. Step 5: Solve for x
    x = 31,477,331.36/5,935.25
  6. Step 6: Final answer
    x = 5,303.46

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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.