Home / 5,192.56-7,785.84-3,551.09

Finding the Fourth Proportional to 5,192.56, 7,785.84 and 3,551.09

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Solution

The fourth proportional to 5,192.56, 7,785.84 and 3,551.09 is: 5,324.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.56 : 7,785.84 = 3,551.09 : x
  2. Step 2: Convert to fraction form
    5,192.56/7,785.84 = 3,551.09/x
  3. Step 3: Cross multiply
    5,192.56x = 7,785.84 × 3,551.09
  4. Step 4: Simplify right side
    5,192.56x = 27,648,218.57
  5. Step 5: Solve for x
    x = 27,648,218.57/5,192.56
  6. Step 6: Final answer
    x = 5,324.58

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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.