Home / 4,108.28-5,670.05-2,616.70

Finding the Fourth Proportional to 4,108.28, 5,670.05 and 2,616.70

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Solution

The fourth proportional to 4,108.28, 5,670.05 and 2,616.70 is: 3,611.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.28 : 5,670.05 = 2,616.70 : x
  2. Step 2: Convert to fraction form
    4,108.28/5,670.05 = 2,616.70/x
  3. Step 3: Cross multiply
    4,108.28x = 5,670.05 × 2,616.70
  4. Step 4: Simplify right side
    4,108.28x = 14,836,819.84
  5. Step 5: Solve for x
    x = 14,836,819.84/4,108.28
  6. Step 6: Final answer
    x = 3,611.44

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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.