Home / 2,474.42-3,728.36-2,209.16

Finding the Fourth Proportional to 2,474.42, 3,728.36 and 2,209.16

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Solution

The fourth proportional to 2,474.42, 3,728.36 and 2,209.16 is: 3,328.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474.42 : 3,728.36 = 2,209.16 : x
  2. Step 2: Convert to fraction form
    2,474.42/3,728.36 = 2,209.16/x
  3. Step 3: Cross multiply
    2,474.42x = 3,728.36 × 2,209.16
  4. Step 4: Simplify right side
    2,474.42x = 8,236,543.78
  5. Step 5: Solve for x
    x = 8,236,543.78/2,474.42
  6. Step 6: Final answer
    x = 3,328.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.