Home / 1,745.16-2,618.12-966.29

Finding the Fourth Proportional to 1,745.16, 2,618.12 and 966.29

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Solution

The fourth proportional to 1,745.16, 2,618.12 and 966.29 is: 1,449.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745.16 : 2,618.12 = 966.29 : x
  2. Step 2: Convert to fraction form
    1,745.16/2,618.12 = 966.29/x
  3. Step 3: Cross multiply
    1,745.16x = 2,618.12 × 966.29
  4. Step 4: Simplify right side
    1,745.16x = 2,529,858.34
  5. Step 5: Solve for x
    x = 2,529,858.34/1,745.16
  6. Step 6: Final answer
    x = 1,449.65

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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.