Home / 4,639.86-6,952.59-3,663.54

Finding the Fourth Proportional to 4,639.86, 6,952.59 and 3,663.54

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Solution

The fourth proportional to 4,639.86, 6,952.59 and 3,663.54 is: 5,489.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.86 : 6,952.59 = 3,663.54 : x
  2. Step 2: Convert to fraction form
    4,639.86/6,952.59 = 3,663.54/x
  3. Step 3: Cross multiply
    4,639.86x = 6,952.59 × 3,663.54
  4. Step 4: Simplify right side
    4,639.86x = 25,471,091.57
  5. Step 5: Solve for x
    x = 25,471,091.57/4,639.86
  6. Step 6: Final answer
    x = 5,489.63

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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.