Home / 10,463.48-15,697.74-3,889.88

Finding the Fourth Proportional to 10,463.48, 15,697.74 and 3,889.88

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Solution

The fourth proportional to 10,463.48, 15,697.74 and 3,889.88 is: 5,835.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,463.48 : 15,697.74 = 3,889.88 : x
  2. Step 2: Convert to fraction form
    10,463.48/15,697.74 = 3,889.88/x
  3. Step 3: Cross multiply
    10,463.48x = 15,697.74 × 3,889.88
  4. Step 4: Simplify right side
    10,463.48x = 61,062,324.87
  5. Step 5: Solve for x
    x = 61,062,324.87/10,463.48
  6. Step 6: Final answer
    x = 5,835.76

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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.