Home / 7,192.19-10,785.45-3,493.33

Finding the Fourth Proportional to 7,192.19, 10,785.45 and 3,493.33

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Solution

The fourth proportional to 7,192.19, 10,785.45 and 3,493.33 is: 5,238.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192.19 : 10,785.45 = 3,493.33 : x
  2. Step 2: Convert to fraction form
    7,192.19/10,785.45 = 3,493.33/x
  3. Step 3: Cross multiply
    7,192.19x = 10,785.45 × 3,493.33
  4. Step 4: Simplify right side
    7,192.19x = 37,677,122.18
  5. Step 5: Solve for x
    x = 37,677,122.18/7,192.19
  6. Step 6: Final answer
    x = 5,238.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.