Home / 9,155.09-13,733.45-2,581.27

Finding the Fourth Proportional to 9,155.09, 13,733.45 and 2,581.27

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Solution

The fourth proportional to 9,155.09, 13,733.45 and 2,581.27 is: 3,872.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,155.09 : 13,733.45 = 2,581.27 : x
  2. Step 2: Convert to fraction form
    9,155.09/13,733.45 = 2,581.27/x
  3. Step 3: Cross multiply
    9,155.09x = 13,733.45 × 2,581.27
  4. Step 4: Simplify right side
    9,155.09x = 35,449,742.48
  5. Step 5: Solve for x
    x = 35,449,742.48/9,155.09
  6. Step 6: Final answer
    x = 3,872.13

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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.