Home / 10,502.08-15,743.44-3,571.76

Finding the Fourth Proportional to 10,502.08, 15,743.44 and 3,571.76

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Solution

The fourth proportional to 10,502.08, 15,743.44 and 3,571.76 is: 5,354.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502.08 : 15,743.44 = 3,571.76 : x
  2. Step 2: Convert to fraction form
    10,502.08/15,743.44 = 3,571.76/x
  3. Step 3: Cross multiply
    10,502.08x = 15,743.44 × 3,571.76
  4. Step 4: Simplify right side
    10,502.08x = 56,231,789.25
  5. Step 5: Solve for x
    x = 56,231,789.25/10,502.08
  6. Step 6: Final answer
    x = 5,354.35

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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.