Home / 3,500.48-5,247.09-1,856.60

Finding the Fourth Proportional to 3,500.48, 5,247.09 and 1,856.60

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Solution

The fourth proportional to 3,500.48, 5,247.09 and 1,856.60 is: 2,782.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.48 : 5,247.09 = 1,856.60 : x
  2. Step 2: Convert to fraction form
    3,500.48/5,247.09 = 1,856.60/x
  3. Step 3: Cross multiply
    3,500.48x = 5,247.09 × 1,856.60
  4. Step 4: Simplify right side
    3,500.48x = 9,741,747.29
  5. Step 5: Solve for x
    x = 9,741,747.29/3,500.48
  6. Step 6: Final answer
    x = 2,782.97

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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.