Home / 3,826.30-5,725.74-2,998.88

Finding the Fourth Proportional to 3,826.30, 5,725.74 and 2,998.88

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Solution

The fourth proportional to 3,826.30, 5,725.74 and 2,998.88 is: 4,487.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.30 : 5,725.74 = 2,998.88 : x
  2. Step 2: Convert to fraction form
    3,826.30/5,725.74 = 2,998.88/x
  3. Step 3: Cross multiply
    3,826.30x = 5,725.74 × 2,998.88
  4. Step 4: Simplify right side
    3,826.30x = 17,170,807.17
  5. Step 5: Solve for x
    x = 17,170,807.17/3,826.30
  6. Step 6: Final answer
    x = 4,487.57

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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.