Home / 3,336.64-4,605.20-2,200.31

Finding the Fourth Proportional to 3,336.64, 4,605.20 and 2,200.31

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Solution

The fourth proportional to 3,336.64, 4,605.20 and 2,200.31 is: 3,036.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.64 : 4,605.20 = 2,200.31 : x
  2. Step 2: Convert to fraction form
    3,336.64/4,605.20 = 2,200.31/x
  3. Step 3: Cross multiply
    3,336.64x = 4,605.20 × 2,200.31
  4. Step 4: Simplify right side
    3,336.64x = 10,132,867.61
  5. Step 5: Solve for x
    x = 10,132,867.61/3,336.64
  6. Step 6: Final answer
    x = 3,036.85

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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.