Home / 3,039.72-4,560.30-1,092.12

Finding the Fourth Proportional to 3,039.72, 4,560.30 and 1,092.12

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Solution

The fourth proportional to 3,039.72, 4,560.30 and 1,092.12 is: 1,638.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.72 : 4,560.30 = 1,092.12 : x
  2. Step 2: Convert to fraction form
    3,039.72/4,560.30 = 1,092.12/x
  3. Step 3: Cross multiply
    3,039.72x = 4,560.30 × 1,092.12
  4. Step 4: Simplify right side
    3,039.72x = 4,980,394.84
  5. Step 5: Solve for x
    x = 4,980,394.84/3,039.72
  6. Step 6: Final answer
    x = 1,638.44

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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.