Home / 9,917.44-14,876.76-2,991.94

Finding the Fourth Proportional to 9,917.44, 14,876.76 and 2,991.94

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Solution

The fourth proportional to 9,917.44, 14,876.76 and 2,991.94 is: 4,488.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,917.44 : 14,876.76 = 2,991.94 : x
  2. Step 2: Convert to fraction form
    9,917.44/14,876.76 = 2,991.94/x
  3. Step 3: Cross multiply
    9,917.44x = 14,876.76 × 2,991.94
  4. Step 4: Simplify right side
    9,917.44x = 44,510,347.34
  5. Step 5: Solve for x
    x = 44,510,347.34/9,917.44
  6. Step 6: Final answer
    x = 4,488.09

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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.