Home / 4,545.32-6,826.28-4,198.28

Finding the Fourth Proportional to 4,545.32, 6,826.28 and 4,198.28

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Solution

The fourth proportional to 4,545.32, 6,826.28 and 4,198.28 is: 6,305.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.32 : 6,826.28 = 4,198.28 : x
  2. Step 2: Convert to fraction form
    4,545.32/6,826.28 = 4,198.28/x
  3. Step 3: Cross multiply
    4,545.32x = 6,826.28 × 4,198.28
  4. Step 4: Simplify right side
    4,545.32x = 28,658,634.80
  5. Step 5: Solve for x
    x = 28,658,634.80/4,545.32
  6. Step 6: Final answer
    x = 6,305.09

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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.