Home / 9,189.96-13,788.02-3,644.91

Finding the Fourth Proportional to 9,189.96, 13,788.02 and 3,644.91

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Solution

The fourth proportional to 9,189.96, 13,788.02 and 3,644.91 is: 5,468.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189.96 : 13,788.02 = 3,644.91 : x
  2. Step 2: Convert to fraction form
    9,189.96/13,788.02 = 3,644.91/x
  3. Step 3: Cross multiply
    9,189.96x = 13,788.02 × 3,644.91
  4. Step 4: Simplify right side
    9,189.96x = 50,256,073.75
  5. Step 5: Solve for x
    x = 50,256,073.75/9,189.96
  6. Step 6: Final answer
    x = 5,468.58

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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.