Home / 10,507.94-15,764.68-3,934.26

Finding the Fourth Proportional to 10,507.94, 15,764.68 and 3,934.26

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Solution

The fourth proportional to 10,507.94, 15,764.68 and 3,934.26 is: 5,902.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,507.94 : 15,764.68 = 3,934.26 : x
  2. Step 2: Convert to fraction form
    10,507.94/15,764.68 = 3,934.26/x
  3. Step 3: Cross multiply
    10,507.94x = 15,764.68 × 3,934.26
  4. Step 4: Simplify right side
    10,507.94x = 62,022,349.94
  5. Step 5: Solve for x
    x = 62,022,349.94/10,507.94
  6. Step 6: Final answer
    x = 5,902.43

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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.