Home / 5,723.10-8,586.48-2,439

Finding the Fourth Proportional to 5,723.10, 8,586.48 and 2,439

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Solution

The fourth proportional to 5,723.10, 8,586.48 and 2,439 is: 3,659.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,723.10 : 8,586.48 = 2,439 : x
  2. Step 2: Convert to fraction form
    5,723.10/8,586.48 = 2,439/x
  3. Step 3: Cross multiply
    5,723.10x = 8,586.48 × 2,439
  4. Step 4: Simplify right side
    5,723.10x = 20,942,424.72
  5. Step 5: Solve for x
    x = 20,942,424.72/5,723.10
  6. Step 6: Final answer
    x = 3,659.28

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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.