Home / 9,939.29-14,908.94-2,543.77

Finding the Fourth Proportional to 9,939.29, 14,908.94 and 2,543.77

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Solution

The fourth proportional to 9,939.29, 14,908.94 and 2,543.77 is: 3,815.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.29 : 14,908.94 = 2,543.77 : x
  2. Step 2: Convert to fraction form
    9,939.29/14,908.94 = 2,543.77/x
  3. Step 3: Cross multiply
    9,939.29x = 14,908.94 × 2,543.77
  4. Step 4: Simplify right side
    9,939.29x = 37,924,914.30
  5. Step 5: Solve for x
    x = 37,924,914.30/9,939.29
  6. Step 6: Final answer
    x = 3,815.66

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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.