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Finding the Fourth Proportional to 9,268.01, 13,901.90 and 3,721.25

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Solution

The fourth proportional to 9,268.01, 13,901.90 and 3,721.25 is: 5,581.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,268.01 : 13,901.90 = 3,721.25 : x
  2. Step 2: Convert to fraction form
    9,268.01/13,901.90 = 3,721.25/x
  3. Step 3: Cross multiply
    9,268.01x = 13,901.90 × 3,721.25
  4. Step 4: Simplify right side
    9,268.01x = 51,732,357.26
  5. Step 5: Solve for x
    x = 51,732,357.26/9,268.01
  6. Step 6: Final answer
    x = 5,581.82

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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.