Home / 11,669.40-17,495.19-5,830.11

Finding the Fourth Proportional to 11,669.40, 17,495.19 and 5,830.11

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Solution

The fourth proportional to 11,669.40, 17,495.19 and 5,830.11 is: 8,740.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669.40 : 17,495.19 = 5,830.11 : x
  2. Step 2: Convert to fraction form
    11,669.40/17,495.19 = 5,830.11/x
  3. Step 3: Cross multiply
    11,669.40x = 17,495.19 × 5,830.11
  4. Step 4: Simplify right side
    11,669.40x = 101,998,882.17
  5. Step 5: Solve for x
    x = 101,998,882.17/11,669.40
  6. Step 6: Final answer
    x = 8,740.71

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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.