Home / 3,028.23-4,543.86-1,384.43

Finding the Fourth Proportional to 3,028.23, 4,543.86 and 1,384.43

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Solution

The fourth proportional to 3,028.23, 4,543.86 and 1,384.43 is: 2,077.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.23 : 4,543.86 = 1,384.43 : x
  2. Step 2: Convert to fraction form
    3,028.23/4,543.86 = 1,384.43/x
  3. Step 3: Cross multiply
    3,028.23x = 4,543.86 × 1,384.43
  4. Step 4: Simplify right side
    3,028.23x = 6,290,656.10
  5. Step 5: Solve for x
    x = 6,290,656.10/3,028.23
  6. Step 6: Final answer
    x = 2,077.34

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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.