Home / 2,144.97-3,210.17-1,660.19

Finding the Fourth Proportional to 2,144.97, 3,210.17 and 1,660.19

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Solution

The fourth proportional to 2,144.97, 3,210.17 and 1,660.19 is: 2,484.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144.97 : 3,210.17 = 1,660.19 : x
  2. Step 2: Convert to fraction form
    2,144.97/3,210.17 = 1,660.19/x
  3. Step 3: Cross multiply
    2,144.97x = 3,210.17 × 1,660.19
  4. Step 4: Simplify right side
    2,144.97x = 5,329,467.78
  5. Step 5: Solve for x
    x = 5,329,467.78/2,144.97
  6. Step 6: Final answer
    x = 2,484.64

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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.