Home / 9,939.91-14,909.79-2,544.35

Finding the Fourth Proportional to 9,939.91, 14,909.79 and 2,544.35

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Solution

The fourth proportional to 9,939.91, 14,909.79 and 2,544.35 is: 3,816.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.91 : 14,909.79 = 2,544.35 : x
  2. Step 2: Convert to fraction form
    9,939.91/14,909.79 = 2,544.35/x
  3. Step 3: Cross multiply
    9,939.91x = 14,909.79 × 2,544.35
  4. Step 4: Simplify right side
    9,939.91x = 37,935,724.19
  5. Step 5: Solve for x
    x = 37,935,724.19/9,939.91
  6. Step 6: Final answer
    x = 3,816.51

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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.