Home / 7,505.17-11,260.32-2,828.41

Finding the Fourth Proportional to 7,505.17, 11,260.32 and 2,828.41

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Solution

The fourth proportional to 7,505.17, 11,260.32 and 2,828.41 is: 4,243.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505.17 : 11,260.32 = 2,828.41 : x
  2. Step 2: Convert to fraction form
    7,505.17/11,260.32 = 2,828.41/x
  3. Step 3: Cross multiply
    7,505.17x = 11,260.32 × 2,828.41
  4. Step 4: Simplify right side
    7,505.17x = 31,848,747.10
  5. Step 5: Solve for x
    x = 31,848,747.10/7,505.17
  6. Step 6: Final answer
    x = 4,243.57

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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.