Home / 4,881.20-6,738.74-3,371

Finding the Fourth Proportional to 4,881.20, 6,738.74 and 3,371

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Solution

The fourth proportional to 4,881.20, 6,738.74 and 3,371 is: 4,653.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.20 : 6,738.74 = 3,371 : x
  2. Step 2: Convert to fraction form
    4,881.20/6,738.74 = 3,371/x
  3. Step 3: Cross multiply
    4,881.20x = 6,738.74 × 3,371
  4. Step 4: Simplify right side
    4,881.20x = 22,716,292.54
  5. Step 5: Solve for x
    x = 22,716,292.54/4,881.20
  6. Step 6: Final answer
    x = 4,653.83

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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.