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Finding the Fourth Proportional to 3,289.98, 4,935.38 and 1,341.93

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Solution

The fourth proportional to 3,289.98, 4,935.38 and 1,341.93 is: 2,013.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.98 : 4,935.38 = 1,341.93 : x
  2. Step 2: Convert to fraction form
    3,289.98/4,935.38 = 1,341.93/x
  3. Step 3: Cross multiply
    3,289.98x = 4,935.38 × 1,341.93
  4. Step 4: Simplify right side
    3,289.98x = 6,622,927.77
  5. Step 5: Solve for x
    x = 6,622,927.77/3,289.98
  6. Step 6: Final answer
    x = 2,013.06

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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.