Home / 7,356.29-11,034.43-2,165.81

Finding the Fourth Proportional to 7,356.29, 11,034.43 and 2,165.81

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Solution

The fourth proportional to 7,356.29, 11,034.43 and 2,165.81 is: 3,248.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,356.29 : 11,034.43 = 2,165.81 : x
  2. Step 2: Convert to fraction form
    7,356.29/11,034.43 = 2,165.81/x
  3. Step 3: Cross multiply
    7,356.29x = 11,034.43 × 2,165.81
  4. Step 4: Simplify right side
    7,356.29x = 23,898,429.08
  5. Step 5: Solve for x
    x = 23,898,429.08/7,356.29
  6. Step 6: Final answer
    x = 3,248.71

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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.