Home / 3,346.49-4,618.37-1,930.44

Finding the Fourth Proportional to 3,346.49, 4,618.37 and 1,930.44

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Solution

The fourth proportional to 3,346.49, 4,618.37 and 1,930.44 is: 2,664.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.49 : 4,618.37 = 1,930.44 : x
  2. Step 2: Convert to fraction form
    3,346.49/4,618.37 = 1,930.44/x
  3. Step 3: Cross multiply
    3,346.49x = 4,618.37 × 1,930.44
  4. Step 4: Simplify right side
    3,346.49x = 8,915,482.35
  5. Step 5: Solve for x
    x = 8,915,482.35/3,346.49
  6. Step 6: Final answer
    x = 2,664.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.