Home / 10,712.64-16,069.26-3,317.24

Finding the Fourth Proportional to 10,712.64, 16,069.26 and 3,317.24

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Solution

The fourth proportional to 10,712.64, 16,069.26 and 3,317.24 is: 4,975.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,712.64 : 16,069.26 = 3,317.24 : x
  2. Step 2: Convert to fraction form
    10,712.64/16,069.26 = 3,317.24/x
  3. Step 3: Cross multiply
    10,712.64x = 16,069.26 × 3,317.24
  4. Step 4: Simplify right side
    10,712.64x = 53,305,592.04
  5. Step 5: Solve for x
    x = 53,305,592.04/10,712.64
  6. Step 6: Final answer
    x = 4,975.95

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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.