Home / 5,558.41-8,318.35-3,449.17

Finding the Fourth Proportional to 5,558.41, 8,318.35 and 3,449.17

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Solution

The fourth proportional to 5,558.41, 8,318.35 and 3,449.17 is: 5,161.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.41 : 8,318.35 = 3,449.17 : x
  2. Step 2: Convert to fraction form
    5,558.41/8,318.35 = 3,449.17/x
  3. Step 3: Cross multiply
    5,558.41x = 8,318.35 × 3,449.17
  4. Step 4: Simplify right side
    5,558.41x = 28,691,403.27
  5. Step 5: Solve for x
    x = 28,691,403.27/5,558.41
  6. Step 6: Final answer
    x = 5,161.80

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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.