Home / 2,341.56-3,231.39-1,293.63

Finding the Fourth Proportional to 2,341.56, 3,231.39 and 1,293.63

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Solution

The fourth proportional to 2,341.56, 3,231.39 and 1,293.63 is: 1,785.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,341.56 : 3,231.39 = 1,293.63 : x
  2. Step 2: Convert to fraction form
    2,341.56/3,231.39 = 1,293.63/x
  3. Step 3: Cross multiply
    2,341.56x = 3,231.39 × 1,293.63
  4. Step 4: Simplify right side
    2,341.56x = 4,180,223.05
  5. Step 5: Solve for x
    x = 4,180,223.05/2,341.56
  6. Step 6: Final answer
    x = 1,785.23

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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.