Home / 3,244.35-4,475.40-2,127.09

Finding the Fourth Proportional to 3,244.35, 4,475.40 and 2,127.09

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Solution

The fourth proportional to 3,244.35, 4,475.40 and 2,127.09 is: 2,934.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.35 : 4,475.40 = 2,127.09 : x
  2. Step 2: Convert to fraction form
    3,244.35/4,475.40 = 2,127.09/x
  3. Step 3: Cross multiply
    3,244.35x = 4,475.40 × 2,127.09
  4. Step 4: Simplify right side
    3,244.35x = 9,519,578.59
  5. Step 5: Solve for x
    x = 9,519,578.59/3,244.35
  6. Step 6: Final answer
    x = 2,934.20

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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.