Home / 11,089.13-16,621.14-3,691.85

Finding the Fourth Proportional to 11,089.13, 16,621.14 and 3,691.85

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Solution

The fourth proportional to 11,089.13, 16,621.14 and 3,691.85 is: 5,533.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.13 : 16,621.14 = 3,691.85 : x
  2. Step 2: Convert to fraction form
    11,089.13/16,621.14 = 3,691.85/x
  3. Step 3: Cross multiply
    11,089.13x = 16,621.14 × 3,691.85
  4. Step 4: Simplify right side
    11,089.13x = 61,362,755.71
  5. Step 5: Solve for x
    x = 61,362,755.71/11,089.13
  6. Step 6: Final answer
    x = 5,533.60

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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.