Home / 9,964.80-14,943.75-3,389.42

Finding the Fourth Proportional to 9,964.80, 14,943.75 and 3,389.42

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Solution

The fourth proportional to 9,964.80, 14,943.75 and 3,389.42 is: 5,082.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,964.80 : 14,943.75 = 3,389.42 : x
  2. Step 2: Convert to fraction form
    9,964.80/14,943.75 = 3,389.42/x
  3. Step 3: Cross multiply
    9,964.80x = 14,943.75 × 3,389.42
  4. Step 4: Simplify right side
    9,964.80x = 50,650,645.13
  5. Step 5: Solve for x
    x = 50,650,645.13/9,964.80
  6. Step 6: Final answer
    x = 5,082.96

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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.