Home / 1,745.02-2,617.77-512.27

Finding the Fourth Proportional to 1,745.02, 2,617.77 and 512.27

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Solution

The fourth proportional to 1,745.02, 2,617.77 and 512.27 is: 768.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745.02 : 2,617.77 = 512.27 : x
  2. Step 2: Convert to fraction form
    1,745.02/2,617.77 = 512.27/x
  3. Step 3: Cross multiply
    1,745.02x = 2,617.77 × 512.27
  4. Step 4: Simplify right side
    1,745.02x = 1,341,005.04
  5. Step 5: Solve for x
    x = 1,341,005.04/1,745.02
  6. Step 6: Final answer
    x = 768.48

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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.