Home / 7,568.78-11,354.16-2,501.29

Finding the Fourth Proportional to 7,568.78, 11,354.16 and 2,501.29

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Solution

The fourth proportional to 7,568.78, 11,354.16 and 2,501.29 is: 3,752.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568.78 : 11,354.16 = 2,501.29 : x
  2. Step 2: Convert to fraction form
    7,568.78/11,354.16 = 2,501.29/x
  3. Step 3: Cross multiply
    7,568.78x = 11,354.16 × 2,501.29
  4. Step 4: Simplify right side
    7,568.78x = 28,399,990.10
  5. Step 5: Solve for x
    x = 28,399,990.10/7,568.78
  6. Step 6: Final answer
    x = 3,752.25

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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.