Home / 6,912.24-10,366.20-3,623.60

Finding the Fourth Proportional to 6,912.24, 10,366.20 and 3,623.60

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Solution

The fourth proportional to 6,912.24, 10,366.20 and 3,623.60 is: 5,434.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912.24 : 10,366.20 = 3,623.60 : x
  2. Step 2: Convert to fraction form
    6,912.24/10,366.20 = 3,623.60/x
  3. Step 3: Cross multiply
    6,912.24x = 10,366.20 × 3,623.60
  4. Step 4: Simplify right side
    6,912.24x = 37,562,962.32
  5. Step 5: Solve for x
    x = 37,562,962.32/6,912.24
  6. Step 6: Final answer
    x = 5,434.27

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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.