Home / 3,159.70-4,742.13-2,236.14

Finding the Fourth Proportional to 3,159.70, 4,742.13 and 2,236.14

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Solution

The fourth proportional to 3,159.70, 4,742.13 and 2,236.14 is: 3,356.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.70 : 4,742.13 = 2,236.14 : x
  2. Step 2: Convert to fraction form
    3,159.70/4,742.13 = 2,236.14/x
  3. Step 3: Cross multiply
    3,159.70x = 4,742.13 × 2,236.14
  4. Step 4: Simplify right side
    3,159.70x = 10,604,066.58
  5. Step 5: Solve for x
    x = 10,604,066.58/3,159.70
  6. Step 6: Final answer
    x = 3,356.04

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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.