Home / 4,844.82-6,685.86-2,720.40

Finding the Fourth Proportional to 4,844.82, 6,685.86 and 2,720.40

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Solution

The fourth proportional to 4,844.82, 6,685.86 and 2,720.40 is: 3,754.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,844.82 : 6,685.86 = 2,720.40 : x
  2. Step 2: Convert to fraction form
    4,844.82/6,685.86 = 2,720.40/x
  3. Step 3: Cross multiply
    4,844.82x = 6,685.86 × 2,720.40
  4. Step 4: Simplify right side
    4,844.82x = 18,188,213.54
  5. Step 5: Solve for x
    x = 18,188,213.54/4,844.82
  6. Step 6: Final answer
    x = 3,754.16

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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.