Home / 5,880.24-8,115.48-3,396.24

Finding the Fourth Proportional to 5,880.24, 8,115.48 and 3,396.24

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Solution

The fourth proportional to 5,880.24, 8,115.48 and 3,396.24 is: 4,687.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,880.24 : 8,115.48 = 3,396.24 : x
  2. Step 2: Convert to fraction form
    5,880.24/8,115.48 = 3,396.24/x
  3. Step 3: Cross multiply
    5,880.24x = 8,115.48 × 3,396.24
  4. Step 4: Simplify right side
    5,880.24x = 27,562,117.80
  5. Step 5: Solve for x
    x = 27,562,117.80/5,880.24
  6. Step 6: Final answer
    x = 4,687.24

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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.