Home / 3,802.06-5,703.30-1,028.80

Finding the Fourth Proportional to 3,802.06, 5,703.30 and 1,028.80

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Solution

The fourth proportional to 3,802.06, 5,703.30 and 1,028.80 is: 1,543.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.06 : 5,703.30 = 1,028.80 : x
  2. Step 2: Convert to fraction form
    3,802.06/5,703.30 = 1,028.80/x
  3. Step 3: Cross multiply
    3,802.06x = 5,703.30 × 1,028.80
  4. Step 4: Simplify right side
    3,802.06x = 5,867,555.04
  5. Step 5: Solve for x
    x = 5,867,555.04/3,802.06
  6. Step 6: Final answer
    x = 1,543.26

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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.