Home / 2,379.24-3,283.21-1,316.94

Finding the Fourth Proportional to 2,379.24, 3,283.21 and 1,316.94

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Solution

The fourth proportional to 2,379.24, 3,283.21 and 1,316.94 is: 1,817.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379.24 : 3,283.21 = 1,316.94 : x
  2. Step 2: Convert to fraction form
    2,379.24/3,283.21 = 1,316.94/x
  3. Step 3: Cross multiply
    2,379.24x = 3,283.21 × 1,316.94
  4. Step 4: Simplify right side
    2,379.24x = 4,323,790.58
  5. Step 5: Solve for x
    x = 4,323,790.58/2,379.24
  6. Step 6: Final answer
    x = 1,817.30

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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.