Home / 5,880.99-8,115.81-3,228.48

Finding the Fourth Proportional to 5,880.99, 8,115.81 and 3,228.48

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Solution

The fourth proportional to 5,880.99, 8,115.81 and 3,228.48 is: 4,455.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,880.99 : 8,115.81 = 3,228.48 : x
  2. Step 2: Convert to fraction form
    5,880.99/8,115.81 = 3,228.48/x
  3. Step 3: Cross multiply
    5,880.99x = 8,115.81 × 3,228.48
  4. Step 4: Simplify right side
    5,880.99x = 26,201,730.27
  5. Step 5: Solve for x
    x = 26,201,730.27/5,880.99
  6. Step 6: Final answer
    x = 4,455.33

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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.