Home / 4,976.03-6,866.95-2,738.14

Finding the Fourth Proportional to 4,976.03, 6,866.95 and 2,738.14

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Solution

The fourth proportional to 4,976.03, 6,866.95 and 2,738.14 is: 3,778.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.03 : 6,866.95 = 2,738.14 : x
  2. Step 2: Convert to fraction form
    4,976.03/6,866.95 = 2,738.14/x
  3. Step 3: Cross multiply
    4,976.03x = 6,866.95 × 2,738.14
  4. Step 4: Simplify right side
    4,976.03x = 18,802,670.47
  5. Step 5: Solve for x
    x = 18,802,670.47/4,976.03
  6. Step 6: Final answer
    x = 3,778.65

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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.