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Finding the Fourth Proportional to 1,846.44, 2,767.50 and 749.34

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Solution

The fourth proportional to 1,846.44, 2,767.50 and 749.34 is: 1,123.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,846.44 : 2,767.50 = 749.34 : x
  2. Step 2: Convert to fraction form
    1,846.44/2,767.50 = 749.34/x
  3. Step 3: Cross multiply
    1,846.44x = 2,767.50 × 749.34
  4. Step 4: Simplify right side
    1,846.44x = 2,073,798.45
  5. Step 5: Solve for x
    x = 2,073,798.45/1,846.44
  6. Step 6: Final answer
    x = 1,123.13

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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.