Home / 3,173.47-4,379.34-1,757.13

Finding the Fourth Proportional to 3,173.47, 4,379.34 and 1,757.13

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Solution

The fourth proportional to 3,173.47, 4,379.34 and 1,757.13 is: 2,424.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.47 : 4,379.34 = 1,757.13 : x
  2. Step 2: Convert to fraction form
    3,173.47/4,379.34 = 1,757.13/x
  3. Step 3: Cross multiply
    3,173.47x = 4,379.34 × 1,757.13
  4. Step 4: Simplify right side
    3,173.47x = 7,695,069.69
  5. Step 5: Solve for x
    x = 7,695,069.69/3,173.47
  6. Step 6: Final answer
    x = 2,424.81

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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.