Home / 3,849.40-5,774.10-2,294.20

Finding the Fourth Proportional to 3,849.40, 5,774.10 and 2,294.20

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Solution

The fourth proportional to 3,849.40, 5,774.10 and 2,294.20 is: 3,441.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.40 : 5,774.10 = 2,294.20 : x
  2. Step 2: Convert to fraction form
    3,849.40/5,774.10 = 2,294.20/x
  3. Step 3: Cross multiply
    3,849.40x = 5,774.10 × 2,294.20
  4. Step 4: Simplify right side
    3,849.40x = 13,246,940.22
  5. Step 5: Solve for x
    x = 13,246,940.22/3,849.40
  6. Step 6: Final answer
    x = 3,441.30

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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.