Home / 2,474.21-3,712.34-1,157.00

Finding the Fourth Proportional to 2,474.21, 3,712.34 and 1,157.00

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Solution

The fourth proportional to 2,474.21, 3,712.34 and 1,157.00 is: 1,735.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474.21 : 3,712.34 = 1,157.00 : x
  2. Step 2: Convert to fraction form
    2,474.21/3,712.34 = 1,157.00/x
  3. Step 3: Cross multiply
    2,474.21x = 3,712.34 × 1,157.00
  4. Step 4: Simplify right side
    2,474.21x = 4,295,153.03
  5. Step 5: Solve for x
    x = 4,295,153.03/2,474.21
  6. Step 6: Final answer
    x = 1,735.97

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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.