Home / 3,336.38-4,605.74-2,380.02

Finding the Fourth Proportional to 3,336.38, 4,605.74 and 2,380.02

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Solution

The fourth proportional to 3,336.38, 4,605.74 and 2,380.02 is: 3,285.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.38 : 4,605.74 = 2,380.02 : x
  2. Step 2: Convert to fraction form
    3,336.38/4,605.74 = 2,380.02/x
  3. Step 3: Cross multiply
    3,336.38x = 4,605.74 × 2,380.02
  4. Step 4: Simplify right side
    3,336.38x = 10,961,758.69
  5. Step 5: Solve for x
    x = 10,961,758.69/3,336.38
  6. Step 6: Final answer
    x = 3,285.52

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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.