Home / 1,611.08-2,414.33-953.09

Finding the Fourth Proportional to 1,611.08, 2,414.33 and 953.09

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Solution

The fourth proportional to 1,611.08, 2,414.33 and 953.09 is: 1,428.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611.08 : 2,414.33 = 953.09 : x
  2. Step 2: Convert to fraction form
    1,611.08/2,414.33 = 953.09/x
  3. Step 3: Cross multiply
    1,611.08x = 2,414.33 × 953.09
  4. Step 4: Simplify right side
    1,611.08x = 2,301,078.62
  5. Step 5: Solve for x
    x = 2,301,078.62/1,611.08
  6. Step 6: Final answer
    x = 1,428.28

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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.