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Finding the Fourth Proportional to 4,518.51, 6,236.51 and 2,750.68

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Solution

The fourth proportional to 4,518.51, 6,236.51 and 2,750.68 is: 3,796.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.51 : 6,236.51 = 2,750.68 : x
  2. Step 2: Convert to fraction form
    4,518.51/6,236.51 = 2,750.68/x
  3. Step 3: Cross multiply
    4,518.51x = 6,236.51 × 2,750.68
  4. Step 4: Simplify right side
    4,518.51x = 17,154,643.33
  5. Step 5: Solve for x
    x = 17,154,643.33/4,518.51
  6. Step 6: Final answer
    x = 3,796.53

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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.