Home / 2,254.34-3,380.96-1,158.14

Finding the Fourth Proportional to 2,254.34, 3,380.96 and 1,158.14

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Solution

The fourth proportional to 2,254.34, 3,380.96 and 1,158.14 is: 1,736.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254.34 : 3,380.96 = 1,158.14 : x
  2. Step 2: Convert to fraction form
    2,254.34/3,380.96 = 1,158.14/x
  3. Step 3: Cross multiply
    2,254.34x = 3,380.96 × 1,158.14
  4. Step 4: Simplify right side
    2,254.34x = 3,915,611.00
  5. Step 5: Solve for x
    x = 3,915,611.00/2,254.34
  6. Step 6: Final answer
    x = 1,736.93

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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.