Home / 5,880.50-8,115.33-3,396.50

Finding the Fourth Proportional to 5,880.50, 8,115.33 and 3,396.50

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Solution

The fourth proportional to 5,880.50, 8,115.33 and 3,396.50 is: 4,687.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,880.50 : 8,115.33 = 3,396.50 : x
  2. Step 2: Convert to fraction form
    5,880.50/8,115.33 = 3,396.50/x
  3. Step 3: Cross multiply
    5,880.50x = 8,115.33 × 3,396.50
  4. Step 4: Simplify right side
    5,880.50x = 27,563,718.35
  5. Step 5: Solve for x
    x = 27,563,718.35/5,880.50
  6. Step 6: Final answer
    x = 4,687.31

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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.