Home / 4,872.24-6,724.49-3,621.60

Finding the Fourth Proportional to 4,872.24, 6,724.49 and 3,621.60

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Solution

The fourth proportional to 4,872.24, 6,724.49 and 3,621.60 is: 4,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.24 : 6,724.49 = 3,621.60 : x
  2. Step 2: Convert to fraction form
    4,872.24/6,724.49 = 3,621.60/x
  3. Step 3: Cross multiply
    4,872.24x = 6,724.49 × 3,621.60
  4. Step 4: Simplify right side
    4,872.24x = 24,353,394.88
  5. Step 5: Solve for x
    x = 24,353,394.88/4,872.24
  6. Step 6: Final answer
    x = 4,998.40

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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.