Home / 3,707.96-5,555.40-2,662.88

Finding the Fourth Proportional to 3,707.96, 5,555.40 and 2,662.88

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Solution

The fourth proportional to 3,707.96, 5,555.40 and 2,662.88 is: 3,989.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707.96 : 5,555.40 = 2,662.88 : x
  2. Step 2: Convert to fraction form
    3,707.96/5,555.40 = 2,662.88/x
  3. Step 3: Cross multiply
    3,707.96x = 5,555.40 × 2,662.88
  4. Step 4: Simplify right side
    3,707.96x = 14,793,363.55
  5. Step 5: Solve for x
    x = 14,793,363.55/3,707.96
  6. Step 6: Final answer
    x = 3,989.62

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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.