Home / 7,568.38-11,349.69-3,461.50

Finding the Fourth Proportional to 7,568.38, 11,349.69 and 3,461.50

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Solution

The fourth proportional to 7,568.38, 11,349.69 and 3,461.50 is: 5,190.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568.38 : 11,349.69 = 3,461.50 : x
  2. Step 2: Convert to fraction form
    7,568.38/11,349.69 = 3,461.50/x
  3. Step 3: Cross multiply
    7,568.38x = 11,349.69 × 3,461.50
  4. Step 4: Simplify right side
    7,568.38x = 39,286,951.94
  5. Step 5: Solve for x
    x = 39,286,951.94/7,568.38
  6. Step 6: Final answer
    x = 5,190.93

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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.