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Finding the Fourth Proportional to 4,941.82, 6,818.81 and 2,817.26

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Solution

The fourth proportional to 4,941.82, 6,818.81 and 2,817.26 is: 3,887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941.82 : 6,818.81 = 2,817.26 : x
  2. Step 2: Convert to fraction form
    4,941.82/6,818.81 = 2,817.26/x
  3. Step 3: Cross multiply
    4,941.82x = 6,818.81 × 2,817.26
  4. Step 4: Simplify right side
    4,941.82x = 19,210,360.66
  5. Step 5: Solve for x
    x = 19,210,360.66/4,941.82
  6. Step 6: Final answer
    x = 3,887.30

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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.