Home / 8,190.36-11,301.28-4,832.92

Finding the Fourth Proportional to 8,190.36, 11,301.28 and 4,832.92

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Solution

The fourth proportional to 8,190.36, 11,301.28 and 4,832.92 is: 6,668.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190.36 : 11,301.28 = 4,832.92 : x
  2. Step 2: Convert to fraction form
    8,190.36/11,301.28 = 4,832.92/x
  3. Step 3: Cross multiply
    8,190.36x = 11,301.28 × 4,832.92
  4. Step 4: Simplify right side
    8,190.36x = 54,618,182.14
  5. Step 5: Solve for x
    x = 54,618,182.14/8,190.36
  6. Step 6: Final answer
    x = 6,668.59

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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.