Home / 5,291.01-7,936.55-1,395.38

Finding the Fourth Proportional to 5,291.01, 7,936.55 and 1,395.38

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Solution

The fourth proportional to 5,291.01, 7,936.55 and 1,395.38 is: 2,093.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,291.01 : 7,936.55 = 1,395.38 : x
  2. Step 2: Convert to fraction form
    5,291.01/7,936.55 = 1,395.38/x
  3. Step 3: Cross multiply
    5,291.01x = 7,936.55 × 1,395.38
  4. Step 4: Simplify right side
    5,291.01x = 11,074,456.48
  5. Step 5: Solve for x
    x = 11,074,456.48/5,291.01
  6. Step 6: Final answer
    x = 2,093.07

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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.