Home / 10,501.13-15,749.87-3,836.25

Finding the Fourth Proportional to 10,501.13, 15,749.87 and 3,836.25

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Solution

The fourth proportional to 10,501.13, 15,749.87 and 3,836.25 is: 5,753.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,501.13 : 15,749.87 = 3,836.25 : x
  2. Step 2: Convert to fraction form
    10,501.13/15,749.87 = 3,836.25/x
  3. Step 3: Cross multiply
    10,501.13x = 15,749.87 × 3,836.25
  4. Step 4: Simplify right side
    10,501.13x = 60,420,419.61
  5. Step 5: Solve for x
    x = 60,420,419.61/10,501.13
  6. Step 6: Final answer
    x = 5,753.71

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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.