Home / 2,936.96-4,051.32-2,272.76

Finding the Fourth Proportional to 2,936.96, 4,051.32 and 2,272.76

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Solution

The fourth proportional to 2,936.96, 4,051.32 and 2,272.76 is: 3,135.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.96 : 4,051.32 = 2,272.76 : x
  2. Step 2: Convert to fraction form
    2,936.96/4,051.32 = 2,272.76/x
  3. Step 3: Cross multiply
    2,936.96x = 4,051.32 × 2,272.76
  4. Step 4: Simplify right side
    2,936.96x = 9,207,678.04
  5. Step 5: Solve for x
    x = 9,207,678.04/2,936.96
  6. Step 6: Final answer
    x = 3,135.11

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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.