Home / 10,644.48-15,964.66-4,069.10

Finding the Fourth Proportional to 10,644.48, 15,964.66 and 4,069.10

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Solution

The fourth proportional to 10,644.48, 15,964.66 and 4,069.10 is: 6,102.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.48 : 15,964.66 = 4,069.10 : x
  2. Step 2: Convert to fraction form
    10,644.48/15,964.66 = 4,069.10/x
  3. Step 3: Cross multiply
    10,644.48x = 15,964.66 × 4,069.10
  4. Step 4: Simplify right side
    10,644.48x = 64,961,843.00
  5. Step 5: Solve for x
    x = 64,961,843.00/10,644.48
  6. Step 6: Final answer
    x = 6,102.87

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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.