Home / 10,395.13-15,592.21-3,820.83

Finding the Fourth Proportional to 10,395.13, 15,592.21 and 3,820.83

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Solution

The fourth proportional to 10,395.13, 15,592.21 and 3,820.83 is: 5,731.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.13 : 15,592.21 = 3,820.83 : x
  2. Step 2: Convert to fraction form
    10,395.13/15,592.21 = 3,820.83/x
  3. Step 3: Cross multiply
    10,395.13x = 15,592.21 × 3,820.83
  4. Step 4: Simplify right side
    10,395.13x = 59,575,183.73
  5. Step 5: Solve for x
    x = 59,575,183.73/10,395.13
  6. Step 6: Final answer
    x = 5,731.07

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1.5x scale

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.