Home / 2,251.68-3,106.26-1,465.44

Finding the Fourth Proportional to 2,251.68, 3,106.26 and 1,465.44

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Solution

The fourth proportional to 2,251.68, 3,106.26 and 1,465.44 is: 2,021.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251.68 : 3,106.26 = 1,465.44 : x
  2. Step 2: Convert to fraction form
    2,251.68/3,106.26 = 1,465.44/x
  3. Step 3: Cross multiply
    2,251.68x = 3,106.26 × 1,465.44
  4. Step 4: Simplify right side
    2,251.68x = 4,552,037.65
  5. Step 5: Solve for x
    x = 4,552,037.65/2,251.68
  6. Step 6: Final answer
    x = 2,021.62

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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.