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Finding the Fourth Proportional to 2,356.66, 3,252 and 1,362.34

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Solution

The fourth proportional to 2,356.66, 3,252 and 1,362.34 is: 1,879.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.66 : 3,252 = 1,362.34 : x
  2. Step 2: Convert to fraction form
    2,356.66/3,252 = 1,362.34/x
  3. Step 3: Cross multiply
    2,356.66x = 3,252 × 1,362.34
  4. Step 4: Simplify right side
    2,356.66x = 4,430,329.68
  5. Step 5: Solve for x
    x = 4,430,329.68/2,356.66
  6. Step 6: Final answer
    x = 1,879.92

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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.