Home / 3,276.39-4,913.73-1,631.73

Finding the Fourth Proportional to 3,276.39, 4,913.73 and 1,631.73

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Solution

The fourth proportional to 3,276.39, 4,913.73 and 1,631.73 is: 2,447.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.39 : 4,913.73 = 1,631.73 : x
  2. Step 2: Convert to fraction form
    3,276.39/4,913.73 = 1,631.73/x
  3. Step 3: Cross multiply
    3,276.39x = 4,913.73 × 1,631.73
  4. Step 4: Simplify right side
    3,276.39x = 8,017,880.65
  5. Step 5: Solve for x
    x = 8,017,880.65/3,276.39
  6. Step 6: Final answer
    x = 2,447.17

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1.5x scale

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.