Home / 3,039.19-4,194.06-1,712.89

Finding the Fourth Proportional to 3,039.19, 4,194.06 and 1,712.89

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Solution

The fourth proportional to 3,039.19, 4,194.06 and 1,712.89 is: 2,363.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.19 : 4,194.06 = 1,712.89 : x
  2. Step 2: Convert to fraction form
    3,039.19/4,194.06 = 1,712.89/x
  3. Step 3: Cross multiply
    3,039.19x = 4,194.06 × 1,712.89
  4. Step 4: Simplify right side
    3,039.19x = 7,183,963.43
  5. Step 5: Solve for x
    x = 7,183,963.43/3,039.19
  6. Step 6: Final answer
    x = 2,363.78

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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.