Home / 1,745.26-2,616.90-1,540.24

Finding the Fourth Proportional to 1,745.26, 2,616.90 and 1,540.24

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Solution

The fourth proportional to 1,745.26, 2,616.90 and 1,540.24 is: 2,309.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745.26 : 2,616.90 = 1,540.24 : x
  2. Step 2: Convert to fraction form
    1,745.26/2,616.90 = 1,540.24/x
  3. Step 3: Cross multiply
    1,745.26x = 2,616.90 × 1,540.24
  4. Step 4: Simplify right side
    1,745.26x = 4,030,654.06
  5. Step 5: Solve for x
    x = 4,030,654.06/1,745.26
  6. Step 6: Final answer
    x = 2,309.49

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1.5x scale

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.