Home / 3,455.02-5,175.33-1,607.73

Finding the Fourth Proportional to 3,455.02, 5,175.33 and 1,607.73

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Solution

The fourth proportional to 3,455.02, 5,175.33 and 1,607.73 is: 2,408.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.02 : 5,175.33 = 1,607.73 : x
  2. Step 2: Convert to fraction form
    3,455.02/5,175.33 = 1,607.73/x
  3. Step 3: Cross multiply
    3,455.02x = 5,175.33 × 1,607.73
  4. Step 4: Simplify right side
    3,455.02x = 8,320,533.30
  5. Step 5: Solve for x
    x = 8,320,533.30/3,455.02
  6. Step 6: Final answer
    x = 2,408.24

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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.