Home / 2,559.02-3,838.23-803.95

Finding the Fourth Proportional to 2,559.02, 3,838.23 and 803.95

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Solution

The fourth proportional to 2,559.02, 3,838.23 and 803.95 is: 1,205.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,559.02 : 3,838.23 = 803.95 : x
  2. Step 2: Convert to fraction form
    2,559.02/3,838.23 = 803.95/x
  3. Step 3: Cross multiply
    2,559.02x = 3,838.23 × 803.95
  4. Step 4: Simplify right side
    2,559.02x = 3,085,735.41
  5. Step 5: Solve for x
    x = 3,085,735.41/2,559.02
  6. Step 6: Final answer
    x = 1,205.83

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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.