Home / 5,239.44-7,857.06-1,729.26

Finding the Fourth Proportional to 5,239.44, 7,857.06 and 1,729.26

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Solution

The fourth proportional to 5,239.44, 7,857.06 and 1,729.26 is: 2,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239.44 : 7,857.06 = 1,729.26 : x
  2. Step 2: Convert to fraction form
    5,239.44/7,857.06 = 1,729.26/x
  3. Step 3: Cross multiply
    5,239.44x = 7,857.06 × 1,729.26
  4. Step 4: Simplify right side
    5,239.44x = 13,586,899.58
  5. Step 5: Solve for x
    x = 13,586,899.58/5,239.44
  6. Step 6: Final answer
    x = 2,593.20

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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.