Home / 3,407.01-5,112.13-1,433.07

Finding the Fourth Proportional to 3,407.01, 5,112.13 and 1,433.07

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Solution

The fourth proportional to 3,407.01, 5,112.13 and 1,433.07 is: 2,150.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407.01 : 5,112.13 = 1,433.07 : x
  2. Step 2: Convert to fraction form
    3,407.01/5,112.13 = 1,433.07/x
  3. Step 3: Cross multiply
    3,407.01x = 5,112.13 × 1,433.07
  4. Step 4: Simplify right side
    3,407.01x = 7,326,046.14
  5. Step 5: Solve for x
    x = 7,326,046.14/3,407.01
  6. Step 6: Final answer
    x = 2,150.29

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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.