Home / 8,927.85-13,391.91-3,383.82

Finding the Fourth Proportional to 8,927.85, 13,391.91 and 3,383.82

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Solution

The fourth proportional to 8,927.85, 13,391.91 and 3,383.82 is: 5,075.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927.85 : 13,391.91 = 3,383.82 : x
  2. Step 2: Convert to fraction form
    8,927.85/13,391.91 = 3,383.82/x
  3. Step 3: Cross multiply
    8,927.85x = 13,391.91 × 3,383.82
  4. Step 4: Simplify right side
    8,927.85x = 45,315,812.90
  5. Step 5: Solve for x
    x = 45,315,812.90/8,927.85
  6. Step 6: Final answer
    x = 5,075.78

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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.