Home / 9,291.73-13,931.94-3,662.65

Finding the Fourth Proportional to 9,291.73, 13,931.94 and 3,662.65

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Solution

The fourth proportional to 9,291.73, 13,931.94 and 3,662.65 is: 5,491.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291.73 : 13,931.94 = 3,662.65 : x
  2. Step 2: Convert to fraction form
    9,291.73/13,931.94 = 3,662.65/x
  3. Step 3: Cross multiply
    9,291.73x = 13,931.94 × 3,662.65
  4. Step 4: Simplify right side
    9,291.73x = 51,027,820.04
  5. Step 5: Solve for x
    x = 51,027,820.04/9,291.73
  6. Step 6: Final answer
    x = 5,491.75

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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.