Home / 3,173.63-4,756.57-2,391.12

Finding the Fourth Proportional to 3,173.63, 4,756.57 and 2,391.12

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Solution

The fourth proportional to 3,173.63, 4,756.57 and 2,391.12 is: 3,583.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.63 : 4,756.57 = 2,391.12 : x
  2. Step 2: Convert to fraction form
    3,173.63/4,756.57 = 2,391.12/x
  3. Step 3: Cross multiply
    3,173.63x = 4,756.57 × 2,391.12
  4. Step 4: Simplify right side
    3,173.63x = 11,373,537.13
  5. Step 5: Solve for x
    x = 11,373,537.13/3,173.63
  6. Step 6: Final answer
    x = 3,583.76

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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.