Home / 4,108.92-6,162.90-1,643.64

Finding the Fourth Proportional to 4,108.92, 6,162.90 and 1,643.64

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Solution

The fourth proportional to 4,108.92, 6,162.90 and 1,643.64 is: 2,465.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.92 : 6,162.90 = 1,643.64 : x
  2. Step 2: Convert to fraction form
    4,108.92/6,162.90 = 1,643.64/x
  3. Step 3: Cross multiply
    4,108.92x = 6,162.90 × 1,643.64
  4. Step 4: Simplify right side
    4,108.92x = 10,129,588.96
  5. Step 5: Solve for x
    x = 10,129,588.96/4,108.92
  6. Step 6: Final answer
    x = 2,465.27

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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.