Home / 9,111.66-13,670.93-3,568.96

Finding the Fourth Proportional to 9,111.66, 13,670.93 and 3,568.96

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Solution

The fourth proportional to 9,111.66, 13,670.93 and 3,568.96 is: 5,354.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111.66 : 13,670.93 = 3,568.96 : x
  2. Step 2: Convert to fraction form
    9,111.66/13,670.93 = 3,568.96/x
  3. Step 3: Cross multiply
    9,111.66x = 13,670.93 × 3,568.96
  4. Step 4: Simplify right side
    9,111.66x = 48,790,984.49
  5. Step 5: Solve for x
    x = 48,790,984.49/9,111.66
  6. Step 6: Final answer
    x = 5,354.79

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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.