Home / 5,621.67-8,429.00-2,699.37

Finding the Fourth Proportional to 5,621.67, 8,429.00 and 2,699.37

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Solution

The fourth proportional to 5,621.67, 8,429.00 and 2,699.37 is: 4,047.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.67 : 8,429.00 = 2,699.37 : x
  2. Step 2: Convert to fraction form
    5,621.67/8,429.00 = 2,699.37/x
  3. Step 3: Cross multiply
    5,621.67x = 8,429.00 × 2,699.37
  4. Step 4: Simplify right side
    5,621.67x = 22,752,976.23
  5. Step 5: Solve for x
    x = 22,752,976.23/5,621.67
  6. Step 6: Final answer
    x = 4,047.37

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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.