Home / 3,504.09-5,256.14-1,425.23

Finding the Fourth Proportional to 3,504.09, 5,256.14 and 1,425.23

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Solution

The fourth proportional to 3,504.09, 5,256.14 and 1,425.23 is: 2,137.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.09 : 5,256.14 = 1,425.23 : x
  2. Step 2: Convert to fraction form
    3,504.09/5,256.14 = 1,425.23/x
  3. Step 3: Cross multiply
    3,504.09x = 5,256.14 × 1,425.23
  4. Step 4: Simplify right side
    3,504.09x = 7,491,202.73
  5. Step 5: Solve for x
    x = 7,491,202.73/3,504.09
  6. Step 6: Final answer
    x = 2,137.84

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Half scale
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Double scale
Find fourth proportional to 3,505.09, 5,257.64 and 1,426.23
Similar ratio
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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.