Home / 3,449.02-5,174.22-1,259.29

Finding the Fourth Proportional to 3,449.02, 5,174.22 and 1,259.29

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Solution

The fourth proportional to 3,449.02, 5,174.22 and 1,259.29 is: 1,889.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.02 : 5,174.22 = 1,259.29 : x
  2. Step 2: Convert to fraction form
    3,449.02/5,174.22 = 1,259.29/x
  3. Step 3: Cross multiply
    3,449.02x = 5,174.22 × 1,259.29
  4. Step 4: Simplify right side
    3,449.02x = 6,515,843.50
  5. Step 5: Solve for x
    x = 6,515,843.50/3,449.02
  6. Step 6: Final answer
    x = 1,889.19

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Double scale
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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.