Home / 3,023.10-4,171.77-1,696.86

Finding the Fourth Proportional to 3,023.10, 4,171.77 and 1,696.86

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Solution

The fourth proportional to 3,023.10, 4,171.77 and 1,696.86 is: 2,341.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023.10 : 4,171.77 = 1,696.86 : x
  2. Step 2: Convert to fraction form
    3,023.10/4,171.77 = 1,696.86/x
  3. Step 3: Cross multiply
    3,023.10x = 4,171.77 × 1,696.86
  4. Step 4: Simplify right side
    3,023.10x = 7,078,909.64
  5. Step 5: Solve for x
    x = 7,078,909.64/3,023.10
  6. Step 6: Final answer
    x = 2,341.61

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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.