Home / 3,493.24-5,235.90-1,642.60

Finding the Fourth Proportional to 3,493.24, 5,235.90 and 1,642.60

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Solution

The fourth proportional to 3,493.24, 5,235.90 and 1,642.60 is: 2,462.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493.24 : 5,235.90 = 1,642.60 : x
  2. Step 2: Convert to fraction form
    3,493.24/5,235.90 = 1,642.60/x
  3. Step 3: Cross multiply
    3,493.24x = 5,235.90 × 1,642.60
  4. Step 4: Simplify right side
    3,493.24x = 8,600,489.34
  5. Step 5: Solve for x
    x = 8,600,489.34/3,493.24
  6. Step 6: Final answer
    x = 2,462.04

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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.