Home / 3,091.57-4,633.61-1,336.10

Finding the Fourth Proportional to 3,091.57, 4,633.61 and 1,336.10

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Solution

The fourth proportional to 3,091.57, 4,633.61 and 1,336.10 is: 2,002.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091.57 : 4,633.61 = 1,336.10 : x
  2. Step 2: Convert to fraction form
    3,091.57/4,633.61 = 1,336.10/x
  3. Step 3: Cross multiply
    3,091.57x = 4,633.61 × 1,336.10
  4. Step 4: Simplify right side
    3,091.57x = 6,190,936.47
  5. Step 5: Solve for x
    x = 6,190,936.47/3,091.57
  6. Step 6: Final answer
    x = 2,002.52

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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.