Home / 4,193.02-5,779.38-3,143.26

Finding the Fourth Proportional to 4,193.02, 5,779.38 and 3,143.26

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Solution

The fourth proportional to 4,193.02, 5,779.38 and 3,143.26 is: 4,332.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.02 : 5,779.38 = 3,143.26 : x
  2. Step 2: Convert to fraction form
    4,193.02/5,779.38 = 3,143.26/x
  3. Step 3: Cross multiply
    4,193.02x = 5,779.38 × 3,143.26
  4. Step 4: Simplify right side
    4,193.02x = 18,166,093.98
  5. Step 5: Solve for x
    x = 18,166,093.98/4,193.02
  6. Step 6: Final answer
    x = 4,332.46

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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.