Home / 4,936.26-6,811.65-2,840.52

Finding the Fourth Proportional to 4,936.26, 6,811.65 and 2,840.52

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Solution

The fourth proportional to 4,936.26, 6,811.65 and 2,840.52 is: 3,919.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.26 : 6,811.65 = 2,840.52 : x
  2. Step 2: Convert to fraction form
    4,936.26/6,811.65 = 2,840.52/x
  3. Step 3: Cross multiply
    4,936.26x = 6,811.65 × 2,840.52
  4. Step 4: Simplify right side
    4,936.26x = 19,348,628.06
  5. Step 5: Solve for x
    x = 19,348,628.06/4,936.26
  6. Step 6: Final answer
    x = 3,919.69

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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.