Home / 6,178.20-9,263.21-3,406.20

Finding the Fourth Proportional to 6,178.20, 9,263.21 and 3,406.20

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Solution

The fourth proportional to 6,178.20, 9,263.21 and 3,406.20 is: 5,107.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178.20 : 9,263.21 = 3,406.20 : x
  2. Step 2: Convert to fraction form
    6,178.20/9,263.21 = 3,406.20/x
  3. Step 3: Cross multiply
    6,178.20x = 9,263.21 × 3,406.20
  4. Step 4: Simplify right side
    6,178.20x = 31,552,328.87
  5. Step 5: Solve for x
    x = 31,552,328.87/6,178.20
  6. Step 6: Final answer
    x = 5,107.04

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1.5x scale

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.