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Finding the Fourth Proportional to 1,745.34, 2,617.65 and 1,015.98

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Solution

The fourth proportional to 1,745.34, 2,617.65 and 1,015.98 is: 1,523.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745.34 : 2,617.65 = 1,015.98 : x
  2. Step 2: Convert to fraction form
    1,745.34/2,617.65 = 1,015.98/x
  3. Step 3: Cross multiply
    1,745.34x = 2,617.65 × 1,015.98
  4. Step 4: Simplify right side
    1,745.34x = 2,659,480.05
  5. Step 5: Solve for x
    x = 2,659,480.05/1,745.34
  6. Step 6: Final answer
    x = 1,523.76

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