Home / 8,283.33-12,427.02-2,439.99

Finding the Fourth Proportional to 8,283.33, 12,427.02 and 2,439.99

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Solution

The fourth proportional to 8,283.33, 12,427.02 and 2,439.99 is: 3,660.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283.33 : 12,427.02 = 2,439.99 : x
  2. Step 2: Convert to fraction form
    8,283.33/12,427.02 = 2,439.99/x
  3. Step 3: Cross multiply
    8,283.33x = 12,427.02 × 2,439.99
  4. Step 4: Simplify right side
    8,283.33x = 30,321,804.53
  5. Step 5: Solve for x
    x = 30,321,804.53/8,283.33
  6. Step 6: Final answer
    x = 3,660.58

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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.