Home / 3,336.49-4,604.70-1,920.23

Finding the Fourth Proportional to 3,336.49, 4,604.70 and 1,920.23

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Solution

The fourth proportional to 3,336.49, 4,604.70 and 1,920.23 is: 2,650.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.49 : 4,604.70 = 1,920.23 : x
  2. Step 2: Convert to fraction form
    3,336.49/4,604.70 = 1,920.23/x
  3. Step 3: Cross multiply
    3,336.49x = 4,604.70 × 1,920.23
  4. Step 4: Simplify right side
    3,336.49x = 8,842,110.43
  5. Step 5: Solve for x
    x = 8,842,110.43/3,336.49
  6. Step 6: Final answer
    x = 2,650.12

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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.