Home / 2,783.35-4,166.82-2,056.17

Finding the Fourth Proportional to 2,783.35, 4,166.82 and 2,056.17

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Solution

The fourth proportional to 2,783.35, 4,166.82 and 2,056.17 is: 3,078.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783.35 : 4,166.82 = 2,056.17 : x
  2. Step 2: Convert to fraction form
    2,783.35/4,166.82 = 2,056.17/x
  3. Step 3: Cross multiply
    2,783.35x = 4,166.82 × 2,056.17
  4. Step 4: Simplify right side
    2,783.35x = 8,567,690.28
  5. Step 5: Solve for x
    x = 8,567,690.28/2,783.35
  6. Step 6: Final answer
    x = 3,078.19

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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.