Home / 4,968.71-6,856.94-2,730.64

Finding the Fourth Proportional to 4,968.71, 6,856.94 and 2,730.64

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Solution

The fourth proportional to 4,968.71, 6,856.94 and 2,730.64 is: 3,768.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.71 : 6,856.94 = 2,730.64 : x
  2. Step 2: Convert to fraction form
    4,968.71/6,856.94 = 2,730.64/x
  3. Step 3: Cross multiply
    4,968.71x = 6,856.94 × 2,730.64
  4. Step 4: Simplify right side
    4,968.71x = 18,723,824.33
  5. Step 5: Solve for x
    x = 18,723,824.33/4,968.71
  6. Step 6: Final answer
    x = 3,768.35

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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.