Home / 5,880.87-8,115.82-3,228.26

Finding the Fourth Proportional to 5,880.87, 8,115.82 and 3,228.26

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Solution

The fourth proportional to 5,880.87, 8,115.82 and 3,228.26 is: 4,455.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,880.87 : 8,115.82 = 3,228.26 : x
  2. Step 2: Convert to fraction form
    5,880.87/8,115.82 = 3,228.26/x
  3. Step 3: Cross multiply
    5,880.87x = 8,115.82 × 3,228.26
  4. Step 4: Simplify right side
    5,880.87x = 26,199,928.42
  5. Step 5: Solve for x
    x = 26,199,928.42/5,880.87
  6. Step 6: Final answer
    x = 4,455.11

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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.