Home / 3,173.55-4,741.95-2,291.87

Finding the Fourth Proportional to 3,173.55, 4,741.95 and 2,291.87

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Solution

The fourth proportional to 3,173.55, 4,741.95 and 2,291.87 is: 3,424.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.55 : 4,741.95 = 2,291.87 : x
  2. Step 2: Convert to fraction form
    3,173.55/4,741.95 = 2,291.87/x
  3. Step 3: Cross multiply
    3,173.55x = 4,741.95 × 2,291.87
  4. Step 4: Simplify right side
    3,173.55x = 10,867,932.95
  5. Step 5: Solve for x
    x = 10,867,932.95/3,173.55
  6. Step 6: Final answer
    x = 3,424.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.