Home / 4,520.72-6,236.52-2,656.40

Finding the Fourth Proportional to 4,520.72, 6,236.52 and 2,656.40

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Solution

The fourth proportional to 4,520.72, 6,236.52 and 2,656.40 is: 3,664.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.72 : 6,236.52 = 2,656.40 : x
  2. Step 2: Convert to fraction form
    4,520.72/6,236.52 = 2,656.40/x
  3. Step 3: Cross multiply
    4,520.72x = 6,236.52 × 2,656.40
  4. Step 4: Simplify right side
    4,520.72x = 16,566,691.73
  5. Step 5: Solve for x
    x = 16,566,691.73/4,520.72
  6. Step 6: Final answer
    x = 3,664.61

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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.