Home / 4,639.11-6,951.47-3,662.79

Finding the Fourth Proportional to 4,639.11, 6,951.47 and 3,662.79

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Solution

The fourth proportional to 4,639.11, 6,951.47 and 3,662.79 is: 5,488.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.11 : 6,951.47 = 3,662.79 : x
  2. Step 2: Convert to fraction form
    4,639.11/6,951.47 = 3,662.79/x
  3. Step 3: Cross multiply
    4,639.11x = 6,951.47 × 3,662.79
  4. Step 4: Simplify right side
    4,639.11x = 25,461,756.49
  5. Step 5: Solve for x
    x = 25,461,756.49/4,639.11
  6. Step 6: Final answer
    x = 5,488.50

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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.