Home / 3,093.60-4,630.20-2,665.92

Finding the Fourth Proportional to 3,093.60, 4,630.20 and 2,665.92

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Solution

The fourth proportional to 3,093.60, 4,630.20 and 2,665.92 is: 3,990.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.60 : 4,630.20 = 2,665.92 : x
  2. Step 2: Convert to fraction form
    3,093.60/4,630.20 = 2,665.92/x
  3. Step 3: Cross multiply
    3,093.60x = 4,630.20 × 2,665.92
  4. Step 4: Simplify right side
    3,093.60x = 12,343,719.63
  5. Step 5: Solve for x
    x = 12,343,719.63/3,093.60
  6. Step 6: Final answer
    x = 3,990.09

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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.