Home / 3,173.54-4,379.43-1,757.20

Finding the Fourth Proportional to 3,173.54, 4,379.43 and 1,757.20

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Solution

The fourth proportional to 3,173.54, 4,379.43 and 1,757.20 is: 2,424.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.54 : 4,379.43 = 1,757.20 : x
  2. Step 2: Convert to fraction form
    3,173.54/4,379.43 = 1,757.20/x
  3. Step 3: Cross multiply
    3,173.54x = 4,379.43 × 1,757.20
  4. Step 4: Simplify right side
    3,173.54x = 7,695,534.40
  5. Step 5: Solve for x
    x = 7,695,534.40/3,173.54
  6. Step 6: Final answer
    x = 2,424.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.