Home / 2,146.68-3,201.25-2,127.24

Finding the Fourth Proportional to 2,146.68, 3,201.25 and 2,127.24

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Solution

The fourth proportional to 2,146.68, 3,201.25 and 2,127.24 is: 3,172.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146.68 : 3,201.25 = 2,127.24 : x
  2. Step 2: Convert to fraction form
    2,146.68/3,201.25 = 2,127.24/x
  3. Step 3: Cross multiply
    2,146.68x = 3,201.25 × 2,127.24
  4. Step 4: Simplify right side
    2,146.68x = 6,809,827.05
  5. Step 5: Solve for x
    x = 6,809,827.05/2,146.68
  6. Step 6: Final answer
    x = 3,172.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.