Home / 2,683.28-4,023.30-1,038.44

Finding the Fourth Proportional to 2,683.28, 4,023.30 and 1,038.44

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Solution

The fourth proportional to 2,683.28, 4,023.30 and 1,038.44 is: 1,557.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683.28 : 4,023.30 = 1,038.44 : x
  2. Step 2: Convert to fraction form
    2,683.28/4,023.30 = 1,038.44/x
  3. Step 3: Cross multiply
    2,683.28x = 4,023.30 × 1,038.44
  4. Step 4: Simplify right side
    2,683.28x = 4,177,955.65
  5. Step 5: Solve for x
    x = 4,177,955.65/2,683.28
  6. Step 6: Final answer
    x = 1,557.03

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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.