Home / 3,284.49-4,930.62-2,591.63

Finding the Fourth Proportional to 3,284.49, 4,930.62 and 2,591.63

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Solution

The fourth proportional to 3,284.49, 4,930.62 and 2,591.63 is: 3,890.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.49 : 4,930.62 = 2,591.63 : x
  2. Step 2: Convert to fraction form
    3,284.49/4,930.62 = 2,591.63/x
  3. Step 3: Cross multiply
    3,284.49x = 4,930.62 × 2,591.63
  4. Step 4: Simplify right side
    3,284.49x = 12,778,362.21
  5. Step 5: Solve for x
    x = 12,778,362.21/3,284.49
  6. Step 6: Final answer
    x = 3,890.52

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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.