Home / 9,788.91-14,690.04-3,945.96

Finding the Fourth Proportional to 9,788.91, 14,690.04 and 3,945.96

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Solution

The fourth proportional to 9,788.91, 14,690.04 and 3,945.96 is: 5,921.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,788.91 : 14,690.04 = 3,945.96 : x
  2. Step 2: Convert to fraction form
    9,788.91/14,690.04 = 3,945.96/x
  3. Step 3: Cross multiply
    9,788.91x = 14,690.04 × 3,945.96
  4. Step 4: Simplify right side
    9,788.91x = 57,966,310.24
  5. Step 5: Solve for x
    x = 57,966,310.24/9,788.91
  6. Step 6: Final answer
    x = 5,921.63

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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.