Home / 4,872.54-6,722.24-3,079.50

Finding the Fourth Proportional to 4,872.54, 6,722.24 and 3,079.50

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Solution

The fourth proportional to 4,872.54, 6,722.24 and 3,079.50 is: 4,248.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.54 : 6,722.24 = 3,079.50 : x
  2. Step 2: Convert to fraction form
    4,872.54/6,722.24 = 3,079.50/x
  3. Step 3: Cross multiply
    4,872.54x = 6,722.24 × 3,079.50
  4. Step 4: Simplify right side
    4,872.54x = 20,701,138.08
  5. Step 5: Solve for x
    x = 20,701,138.08/4,872.54
  6. Step 6: Final answer
    x = 4,248.53

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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.