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Finding the Fourth Proportional to 1,840.02, 2,759.94 and 541.44

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Solution

The fourth proportional to 1,840.02, 2,759.94 and 541.44 is: 812.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840.02 : 2,759.94 = 541.44 : x
  2. Step 2: Convert to fraction form
    1,840.02/2,759.94 = 541.44/x
  3. Step 3: Cross multiply
    1,840.02x = 2,759.94 × 541.44
  4. Step 4: Simplify right side
    1,840.02x = 1,494,341.91
  5. Step 5: Solve for x
    x = 1,494,341.91/1,840.02
  6. Step 6: Final answer
    x = 812.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.