Home / 7,568.49-11,353.31-2,021.72

Finding the Fourth Proportional to 7,568.49, 11,353.31 and 2,021.72

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Solution

The fourth proportional to 7,568.49, 11,353.31 and 2,021.72 is: 3,032.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568.49 : 11,353.31 = 2,021.72 : x
  2. Step 2: Convert to fraction form
    7,568.49/11,353.31 = 2,021.72/x
  3. Step 3: Cross multiply
    7,568.49x = 11,353.31 × 2,021.72
  4. Step 4: Simplify right side
    7,568.49x = 22,953,154.60
  5. Step 5: Solve for x
    x = 22,953,154.60/7,568.49
  6. Step 6: Final answer
    x = 3,032.72

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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.