Home / 11,715.03-17,572.55-2,950.63

Finding the Fourth Proportional to 11,715.03, 17,572.55 and 2,950.63

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Solution

The fourth proportional to 11,715.03, 17,572.55 and 2,950.63 is: 4,425.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,715.03 : 17,572.55 = 2,950.63 : x
  2. Step 2: Convert to fraction form
    11,715.03/17,572.55 = 2,950.63/x
  3. Step 3: Cross multiply
    11,715.03x = 17,572.55 × 2,950.63
  4. Step 4: Simplify right side
    11,715.03x = 51,850,034.52
  5. Step 5: Solve for x
    x = 51,850,034.52/11,715.03
  6. Step 6: Final answer
    x = 4,425.94

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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.