Home / 2,736.96-4,079.44-2,646.96

Finding the Fourth Proportional to 2,736.96, 4,079.44 and 2,646.96

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Solution

The fourth proportional to 2,736.96, 4,079.44 and 2,646.96 is: 3,945.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.96 : 4,079.44 = 2,646.96 : x
  2. Step 2: Convert to fraction form
    2,736.96/4,079.44 = 2,646.96/x
  3. Step 3: Cross multiply
    2,736.96x = 4,079.44 × 2,646.96
  4. Step 4: Simplify right side
    2,736.96x = 10,798,114.50
  5. Step 5: Solve for x
    x = 10,798,114.50/2,736.96
  6. Step 6: Final answer
    x = 3,945.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.