Home / 3,039.96-4,560.09-1,092.20

Finding the Fourth Proportional to 3,039.96, 4,560.09 and 1,092.20

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Solution

The fourth proportional to 3,039.96, 4,560.09 and 1,092.20 is: 1,638.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.96 : 4,560.09 = 1,092.20 : x
  2. Step 2: Convert to fraction form
    3,039.96/4,560.09 = 1,092.20/x
  3. Step 3: Cross multiply
    3,039.96x = 4,560.09 × 1,092.20
  4. Step 4: Simplify right side
    3,039.96x = 4,980,524.84
  5. Step 5: Solve for x
    x = 4,980,524.84/3,039.96
  6. Step 6: Final answer
    x = 1,638.35

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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.