Home / 3,414.30-5,117.70-3,137.52

Finding the Fourth Proportional to 3,414.30, 5,117.70 and 3,137.52

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Solution

The fourth proportional to 3,414.30, 5,117.70 and 3,137.52 is: 4,702.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.30 : 5,117.70 = 3,137.52 : x
  2. Step 2: Convert to fraction form
    3,414.30/5,117.70 = 3,137.52/x
  3. Step 3: Cross multiply
    3,414.30x = 5,117.70 × 3,137.52
  4. Step 4: Simplify right side
    3,414.30x = 16,056,886.10
  5. Step 5: Solve for x
    x = 16,056,886.10/3,414.30
  6. Step 6: Final answer
    x = 4,702.83

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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.