Home / 10,395.10-15,593.87-3,819.79

Finding the Fourth Proportional to 10,395.10, 15,593.87 and 3,819.79

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Solution

The fourth proportional to 10,395.10, 15,593.87 and 3,819.79 is: 5,730.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.10 : 15,593.87 = 3,819.79 : x
  2. Step 2: Convert to fraction form
    10,395.10/15,593.87 = 3,819.79/x
  3. Step 3: Cross multiply
    10,395.10x = 15,593.87 × 3,819.79
  4. Step 4: Simplify right side
    10,395.10x = 59,565,308.69
  5. Step 5: Solve for x
    x = 59,565,308.69/10,395.10
  6. Step 6: Final answer
    x = 5,730.13

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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.