Home / 4,545.21-6,815.62-2,696.56

Finding the Fourth Proportional to 4,545.21, 6,815.62 and 2,696.56

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Solution

The fourth proportional to 4,545.21, 6,815.62 and 2,696.56 is: 4,043.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.21 : 6,815.62 = 2,696.56 : x
  2. Step 2: Convert to fraction form
    4,545.21/6,815.62 = 2,696.56/x
  3. Step 3: Cross multiply
    4,545.21x = 6,815.62 × 2,696.56
  4. Step 4: Simplify right side
    4,545.21x = 18,378,728.27
  5. Step 5: Solve for x
    x = 18,378,728.27/4,545.21
  6. Step 6: Final answer
    x = 4,043.54

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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.