Home / 9,324.98-13,985.92-2,749.62

Finding the Fourth Proportional to 9,324.98, 13,985.92 and 2,749.62

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Solution

The fourth proportional to 9,324.98, 13,985.92 and 2,749.62 is: 4,123.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,324.98 : 13,985.92 = 2,749.62 : x
  2. Step 2: Convert to fraction form
    9,324.98/13,985.92 = 2,749.62/x
  3. Step 3: Cross multiply
    9,324.98x = 13,985.92 × 2,749.62
  4. Step 4: Simplify right side
    9,324.98x = 38,455,965.35
  5. Step 5: Solve for x
    x = 38,455,965.35/9,324.98
  6. Step 6: Final answer
    x = 4,123.97

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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.