Home / 5,545.36-7,645.68-3,552.64

Finding the Fourth Proportional to 5,545.36, 7,645.68 and 3,552.64

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Solution

The fourth proportional to 5,545.36, 7,645.68 and 3,552.64 is: 4,898.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.36 : 7,645.68 = 3,552.64 : x
  2. Step 2: Convert to fraction form
    5,545.36/7,645.68 = 3,552.64/x
  3. Step 3: Cross multiply
    5,545.36x = 7,645.68 × 3,552.64
  4. Step 4: Simplify right side
    5,545.36x = 27,162,348.60
  5. Step 5: Solve for x
    x = 27,162,348.60/5,545.36
  6. Step 6: Final answer
    x = 4,898.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.