Home / 6,390.11-9,586.44-3,101.37

Finding the Fourth Proportional to 6,390.11, 9,586.44 and 3,101.37

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Solution

The fourth proportional to 6,390.11, 9,586.44 and 3,101.37 is: 4,652.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390.11 : 9,586.44 = 3,101.37 : x
  2. Step 2: Convert to fraction form
    6,390.11/9,586.44 = 3,101.37/x
  3. Step 3: Cross multiply
    6,390.11x = 9,586.44 × 3,101.37
  4. Step 4: Simplify right side
    6,390.11x = 29,731,097.42
  5. Step 5: Solve for x
    x = 29,731,097.42/6,390.11
  6. Step 6: Final answer
    x = 4,652.68

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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.