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Finding the Fourth Proportional to 2,465.82, 3,699.81 and 1,295.55

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Solution

The fourth proportional to 2,465.82, 3,699.81 and 1,295.55 is: 1,943.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465.82 : 3,699.81 = 1,295.55 : x
  2. Step 2: Convert to fraction form
    2,465.82/3,699.81 = 1,295.55/x
  3. Step 3: Cross multiply
    2,465.82x = 3,699.81 × 1,295.55
  4. Step 4: Simplify right side
    2,465.82x = 4,793,288.85
  5. Step 5: Solve for x
    x = 4,793,288.85/2,465.82
  6. Step 6: Final answer
    x = 1,943.89

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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.