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Finding the Fourth Proportional to 2,341.82, 3,512.73 and 955.91

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Solution

The fourth proportional to 2,341.82, 3,512.73 and 955.91 is: 1,433.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,341.82 : 3,512.73 = 955.91 : x
  2. Step 2: Convert to fraction form
    2,341.82/3,512.73 = 955.91/x
  3. Step 3: Cross multiply
    2,341.82x = 3,512.73 × 955.91
  4. Step 4: Simplify right side
    2,341.82x = 3,357,831.39
  5. Step 5: Solve for x
    x = 3,357,831.39/2,341.82
  6. Step 6: Final answer
    x = 1,433.86

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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.