Home / 10,313.92-15,464.40-3,739.96

Finding the Fourth Proportional to 10,313.92, 15,464.40 and 3,739.96

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Solution

The fourth proportional to 10,313.92, 15,464.40 and 3,739.96 is: 5,607.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,313.92 : 15,464.40 = 3,739.96 : x
  2. Step 2: Convert to fraction form
    10,313.92/15,464.40 = 3,739.96/x
  3. Step 3: Cross multiply
    10,313.92x = 15,464.40 × 3,739.96
  4. Step 4: Simplify right side
    10,313.92x = 57,836,237.42
  5. Step 5: Solve for x
    x = 57,836,237.42/10,313.92
  6. Step 6: Final answer
    x = 5,607.59

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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.