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Finding the Fourth Proportional to 2,393.77, 3,303.06 and 1,371.67

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Solution

The fourth proportional to 2,393.77, 3,303.06 and 1,371.67 is: 1,892.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.77 : 3,303.06 = 1,371.67 : x
  2. Step 2: Convert to fraction form
    2,393.77/3,303.06 = 1,371.67/x
  3. Step 3: Cross multiply
    2,393.77x = 3,303.06 × 1,371.67
  4. Step 4: Simplify right side
    2,393.77x = 4,530,708.31
  5. Step 5: Solve for x
    x = 4,530,708.31/2,393.77
  6. Step 6: Final answer
    x = 1,892.71

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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.