Home / 7,568.67-11,359.89-3,873.45

Finding the Fourth Proportional to 7,568.67, 11,359.89 and 3,873.45

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Solution

The fourth proportional to 7,568.67, 11,359.89 and 3,873.45 is: 5,813.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568.67 : 11,359.89 = 3,873.45 : x
  2. Step 2: Convert to fraction form
    7,568.67/11,359.89 = 3,873.45/x
  3. Step 3: Cross multiply
    7,568.67x = 11,359.89 × 3,873.45
  4. Step 4: Simplify right side
    7,568.67x = 44,001,965.92
  5. Step 5: Solve for x
    x = 44,001,965.92/7,568.67
  6. Step 6: Final answer
    x = 5,813.70

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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.