Home / 4,145.92-6,221.03-1,836.88

Finding the Fourth Proportional to 4,145.92, 6,221.03 and 1,836.88

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Solution

The fourth proportional to 4,145.92, 6,221.03 and 1,836.88 is: 2,756.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.92 : 6,221.03 = 1,836.88 : x
  2. Step 2: Convert to fraction form
    4,145.92/6,221.03 = 1,836.88/x
  3. Step 3: Cross multiply
    4,145.92x = 6,221.03 × 1,836.88
  4. Step 4: Simplify right side
    4,145.92x = 11,427,259.07
  5. Step 5: Solve for x
    x = 11,427,259.07/4,145.92
  6. Step 6: Final answer
    x = 2,756.27

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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.