Home / 3,096.16-4,271.74-2,102.42

Finding the Fourth Proportional to 3,096.16, 4,271.74 and 2,102.42

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Solution

The fourth proportional to 3,096.16, 4,271.74 and 2,102.42 is: 2,900.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.16 : 4,271.74 = 2,102.42 : x
  2. Step 2: Convert to fraction form
    3,096.16/4,271.74 = 2,102.42/x
  3. Step 3: Cross multiply
    3,096.16x = 4,271.74 × 2,102.42
  4. Step 4: Simplify right side
    3,096.16x = 8,980,997.03
  5. Step 5: Solve for x
    x = 8,980,997.03/3,096.16
  6. Step 6: Final answer
    x = 2,900.69

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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.