Home / 3,563.12-4,920.39-2,306.36

Finding the Fourth Proportional to 3,563.12, 4,920.39 and 2,306.36

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Solution

The fourth proportional to 3,563.12, 4,920.39 and 2,306.36 is: 3,184.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.12 : 4,920.39 = 2,306.36 : x
  2. Step 2: Convert to fraction form
    3,563.12/4,920.39 = 2,306.36/x
  3. Step 3: Cross multiply
    3,563.12x = 4,920.39 × 2,306.36
  4. Step 4: Simplify right side
    3,563.12x = 11,348,202.98
  5. Step 5: Solve for x
    x = 11,348,202.98/3,563.12
  6. Step 6: Final answer
    x = 3,184.90

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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.