Home / 11,578.06-17,368.55-3,677.75

Finding the Fourth Proportional to 11,578.06, 17,368.55 and 3,677.75

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Solution

The fourth proportional to 11,578.06, 17,368.55 and 3,677.75 is: 5,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,578.06 : 17,368.55 = 3,677.75 : x
  2. Step 2: Convert to fraction form
    11,578.06/17,368.55 = 3,677.75/x
  3. Step 3: Cross multiply
    11,578.06x = 17,368.55 × 3,677.75
  4. Step 4: Simplify right side
    11,578.06x = 63,877,237.38
  5. Step 5: Solve for x
    x = 63,877,237.38/11,578.06
  6. Step 6: Final answer
    x = 5,517.10

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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.