Home / 11,701.67-17,541.43-3,904.88

Finding the Fourth Proportional to 11,701.67, 17,541.43 and 3,904.88

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Solution

The fourth proportional to 11,701.67, 17,541.43 and 3,904.88 is: 5,853.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,701.67 : 17,541.43 = 3,904.88 : x
  2. Step 2: Convert to fraction form
    11,701.67/17,541.43 = 3,904.88/x
  3. Step 3: Cross multiply
    11,701.67x = 17,541.43 × 3,904.88
  4. Step 4: Simplify right side
    11,701.67x = 68,497,081.71
  5. Step 5: Solve for x
    x = 68,497,081.71/11,701.67
  6. Step 6: Final answer
    x = 5,853.62

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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.