Home / 11,603.07-17,382.20-6,926.81

Finding the Fourth Proportional to 11,603.07, 17,382.20 and 6,926.81

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Solution

The fourth proportional to 11,603.07, 17,382.20 and 6,926.81 is: 10,376.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,603.07 : 17,382.20 = 6,926.81 : x
  2. Step 2: Convert to fraction form
    11,603.07/17,382.20 = 6,926.81/x
  3. Step 3: Cross multiply
    11,603.07x = 17,382.20 × 6,926.81
  4. Step 4: Simplify right side
    11,603.07x = 120,403,075.24
  5. Step 5: Solve for x
    x = 120,403,075.24/11,603.07
  6. Step 6: Final answer
    x = 10,376.83

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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.