Home / 6,545.88-9,819.36-2,162.16

Finding the Fourth Proportional to 6,545.88, 9,819.36 and 2,162.16

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Solution

The fourth proportional to 6,545.88, 9,819.36 and 2,162.16 is: 3,243.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.88 : 9,819.36 = 2,162.16 : x
  2. Step 2: Convert to fraction form
    6,545.88/9,819.36 = 2,162.16/x
  3. Step 3: Cross multiply
    6,545.88x = 9,819.36 × 2,162.16
  4. Step 4: Simplify right side
    6,545.88x = 21,231,027.42
  5. Step 5: Solve for x
    x = 21,231,027.42/6,545.88
  6. Step 6: Final answer
    x = 3,243.42

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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.