Home / 7,039.28-10,558.92-3,963.44

Finding the Fourth Proportional to 7,039.28, 10,558.92 and 3,963.44

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Solution

The fourth proportional to 7,039.28, 10,558.92 and 3,963.44 is: 5,945.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,039.28 : 10,558.92 = 3,963.44 : x
  2. Step 2: Convert to fraction form
    7,039.28/10,558.92 = 3,963.44/x
  3. Step 3: Cross multiply
    7,039.28x = 10,558.92 × 3,963.44
  4. Step 4: Simplify right side
    7,039.28x = 41,849,645.88
  5. Step 5: Solve for x
    x = 41,849,645.88/7,039.28
  6. Step 6: Final answer
    x = 5,945.16

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Similar ratio
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1.5x scale

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.