Home / 5,635.60-8,454.85-3,297.58

Finding the Fourth Proportional to 5,635.60, 8,454.85 and 3,297.58

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Solution

The fourth proportional to 5,635.60, 8,454.85 and 3,297.58 is: 4,947.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635.60 : 8,454.85 = 3,297.58 : x
  2. Step 2: Convert to fraction form
    5,635.60/8,454.85 = 3,297.58/x
  3. Step 3: Cross multiply
    5,635.60x = 8,454.85 × 3,297.58
  4. Step 4: Simplify right side
    5,635.60x = 27,880,497.67
  5. Step 5: Solve for x
    x = 27,880,497.67/5,635.60
  6. Step 6: Final answer
    x = 4,947.21

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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.