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Finding the Fourth Proportional to 1,850.88, 2,759.82 and 1,828.20

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Solution

The fourth proportional to 1,850.88, 2,759.82 and 1,828.20 is: 2,726.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.88 : 2,759.82 = 1,828.20 : x
  2. Step 2: Convert to fraction form
    1,850.88/2,759.82 = 1,828.20/x
  3. Step 3: Cross multiply
    1,850.88x = 2,759.82 × 1,828.20
  4. Step 4: Simplify right side
    1,850.88x = 5,045,502.92
  5. Step 5: Solve for x
    x = 5,045,502.92/1,850.88
  6. Step 6: Final answer
    x = 2,726.00

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1.5x scale

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.