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Finding the Fourth Proportional to 1,850.76, 2,755.50 and 1,824.91

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Solution

The fourth proportional to 1,850.76, 2,755.50 and 1,824.91 is: 2,717.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.76 : 2,755.50 = 1,824.91 : x
  2. Step 2: Convert to fraction form
    1,850.76/2,755.50 = 1,824.91/x
  3. Step 3: Cross multiply
    1,850.76x = 2,755.50 × 1,824.91
  4. Step 4: Simplify right side
    1,850.76x = 5,028,539.51
  5. Step 5: Solve for x
    x = 5,028,539.51/1,850.76
  6. Step 6: Final answer
    x = 2,717.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.