Home / 9,081.41-13,618.56-3,534.02

Finding the Fourth Proportional to 9,081.41, 13,618.56 and 3,534.02

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Solution

The fourth proportional to 9,081.41, 13,618.56 and 3,534.02 is: 5,299.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.41 : 13,618.56 = 3,534.02 : x
  2. Step 2: Convert to fraction form
    9,081.41/13,618.56 = 3,534.02/x
  3. Step 3: Cross multiply
    9,081.41x = 13,618.56 × 3,534.02
  4. Step 4: Simplify right side
    9,081.41x = 48,128,263.41
  5. Step 5: Solve for x
    x = 48,128,263.41/9,081.41
  6. Step 6: Final answer
    x = 5,299.65

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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.