Home / 9,055.56-13,581.66-2,814.66

Finding the Fourth Proportional to 9,055.56, 13,581.66 and 2,814.66

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Solution

The fourth proportional to 9,055.56, 13,581.66 and 2,814.66 is: 4,221.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,055.56 : 13,581.66 = 2,814.66 : x
  2. Step 2: Convert to fraction form
    9,055.56/13,581.66 = 2,814.66/x
  3. Step 3: Cross multiply
    9,055.56x = 13,581.66 × 2,814.66
  4. Step 4: Simplify right side
    9,055.56x = 38,227,755.14
  5. Step 5: Solve for x
    x = 38,227,755.14/9,055.56
  6. Step 6: Final answer
    x = 4,221.47

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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.