Home / 11,391.93-17,097.01-4,822.70

Finding the Fourth Proportional to 11,391.93, 17,097.01 and 4,822.70

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Solution

The fourth proportional to 11,391.93, 17,097.01 and 4,822.70 is: 7,237.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,391.93 : 17,097.01 = 4,822.70 : x
  2. Step 2: Convert to fraction form
    11,391.93/17,097.01 = 4,822.70/x
  3. Step 3: Cross multiply
    11,391.93x = 17,097.01 × 4,822.70
  4. Step 4: Simplify right side
    11,391.93x = 82,453,652.59
  5. Step 5: Solve for x
    x = 82,453,652.59/11,391.93
  6. Step 6: Final answer
    x = 7,237.90

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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.