Home / 7,575.29-11,363.39-2,381.16

Finding the Fourth Proportional to 7,575.29, 11,363.39 and 2,381.16

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Solution

The fourth proportional to 7,575.29, 11,363.39 and 2,381.16 is: 3,571.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.29 : 11,363.39 = 2,381.16 : x
  2. Step 2: Convert to fraction form
    7,575.29/11,363.39 = 2,381.16/x
  3. Step 3: Cross multiply
    7,575.29x = 11,363.39 × 2,381.16
  4. Step 4: Simplify right side
    7,575.29x = 27,058,037.83
  5. Step 5: Solve for x
    x = 27,058,037.83/7,575.29
  6. Step 6: Final answer
    x = 3,571.88

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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.