Home / 10,345.32-15,514.19-3,769.56

Finding the Fourth Proportional to 10,345.32, 15,514.19 and 3,769.56

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Solution

The fourth proportional to 10,345.32, 15,514.19 and 3,769.56 is: 5,652.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,345.32 : 15,514.19 = 3,769.56 : x
  2. Step 2: Convert to fraction form
    10,345.32/15,514.19 = 3,769.56/x
  3. Step 3: Cross multiply
    10,345.32x = 15,514.19 × 3,769.56
  4. Step 4: Simplify right side
    10,345.32x = 58,481,670.06
  5. Step 5: Solve for x
    x = 58,481,670.06/10,345.32
  6. Step 6: Final answer
    x = 5,652.96

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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.