Home / 10,313.76-15,478.83-3,741.84

Finding the Fourth Proportional to 10,313.76, 15,478.83 and 3,741.84

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Solution

The fourth proportional to 10,313.76, 15,478.83 and 3,741.84 is: 5,615.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,313.76 : 15,478.83 = 3,741.84 : x
  2. Step 2: Convert to fraction form
    10,313.76/15,478.83 = 3,741.84/x
  3. Step 3: Cross multiply
    10,313.76x = 15,478.83 × 3,741.84
  4. Step 4: Simplify right side
    10,313.76x = 57,919,305.25
  5. Step 5: Solve for x
    x = 57,919,305.25/10,313.76
  6. Step 6: Final answer
    x = 5,615.73

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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.