Home / 9,383.97-12,949.77-5,192.22

Finding the Fourth Proportional to 9,383.97, 12,949.77 and 5,192.22

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Solution

The fourth proportional to 9,383.97, 12,949.77 and 5,192.22 is: 7,165.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,383.97 : 12,949.77 = 5,192.22 : x
  2. Step 2: Convert to fraction form
    9,383.97/12,949.77 = 5,192.22/x
  3. Step 3: Cross multiply
    9,383.97x = 12,949.77 × 5,192.22
  4. Step 4: Simplify right side
    9,383.97x = 67,238,054.79
  5. Step 5: Solve for x
    x = 67,238,054.79/9,383.97
  6. Step 6: Final answer
    x = 7,165.20

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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.