Home / 2,586.64-3,885.48-2,469.16

Finding the Fourth Proportional to 2,586.64, 3,885.48 and 2,469.16

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Solution

The fourth proportional to 2,586.64, 3,885.48 and 2,469.16 is: 3,709.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586.64 : 3,885.48 = 2,469.16 : x
  2. Step 2: Convert to fraction form
    2,586.64/3,885.48 = 2,469.16/x
  3. Step 3: Cross multiply
    2,586.64x = 3,885.48 × 2,469.16
  4. Step 4: Simplify right side
    2,586.64x = 9,593,871.80
  5. Step 5: Solve for x
    x = 9,593,871.80/2,586.64
  6. Step 6: Final answer
    x = 3,709.01

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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.