Home / 4,797.14-6,620.06-2,780.94

Finding the Fourth Proportional to 4,797.14, 6,620.06 and 2,780.94

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Solution

The fourth proportional to 4,797.14, 6,620.06 and 2,780.94 is: 3,837.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,797.14 : 6,620.06 = 2,780.94 : x
  2. Step 2: Convert to fraction form
    4,797.14/6,620.06 = 2,780.94/x
  3. Step 3: Cross multiply
    4,797.14x = 6,620.06 × 2,780.94
  4. Step 4: Simplify right side
    4,797.14x = 18,410,002.82
  5. Step 5: Solve for x
    x = 18,410,002.82/4,797.14
  6. Step 6: Final answer
    x = 3,837.70

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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.