Home / 10,745.36-16,108.32-3,818.24

Finding the Fourth Proportional to 10,745.36, 16,108.32 and 3,818.24

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Solution

The fourth proportional to 10,745.36, 16,108.32 and 3,818.24 is: 5,723.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745.36 : 16,108.32 = 3,818.24 : x
  2. Step 2: Convert to fraction form
    10,745.36/16,108.32 = 3,818.24/x
  3. Step 3: Cross multiply
    10,745.36x = 16,108.32 × 3,818.24
  4. Step 4: Simplify right side
    10,745.36x = 61,505,431.76
  5. Step 5: Solve for x
    x = 61,505,431.76/10,745.36
  6. Step 6: Final answer
    x = 5,723.91

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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.