Home / 5,934.08-8,190.74-3,918.97

Finding the Fourth Proportional to 5,934.08, 8,190.74 and 3,918.97

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Solution

The fourth proportional to 5,934.08, 8,190.74 and 3,918.97 is: 5,409.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,934.08 : 8,190.74 = 3,918.97 : x
  2. Step 2: Convert to fraction form
    5,934.08/8,190.74 = 3,918.97/x
  3. Step 3: Cross multiply
    5,934.08x = 8,190.74 × 3,918.97
  4. Step 4: Simplify right side
    5,934.08x = 32,099,203.79
  5. Step 5: Solve for x
    x = 32,099,203.79/5,934.08
  6. Step 6: Final answer
    x = 5,409.30

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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.