Home / 6,189.30-9,284.38-2,491.54

Finding the Fourth Proportional to 6,189.30, 9,284.38 and 2,491.54

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Solution

The fourth proportional to 6,189.30, 9,284.38 and 2,491.54 is: 3,737.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,189.30 : 9,284.38 = 2,491.54 : x
  2. Step 2: Convert to fraction form
    6,189.30/9,284.38 = 2,491.54/x
  3. Step 3: Cross multiply
    6,189.30x = 9,284.38 × 2,491.54
  4. Step 4: Simplify right side
    6,189.30x = 23,132,374.71
  5. Step 5: Solve for x
    x = 23,132,374.71/6,189.30
  6. Step 6: Final answer
    x = 3,737.48

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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.