Home / 7,223.75-10,828.33-2,844.28

Finding the Fourth Proportional to 7,223.75, 10,828.33 and 2,844.28

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Solution

The fourth proportional to 7,223.75, 10,828.33 and 2,844.28 is: 4,263.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223.75 : 10,828.33 = 2,844.28 : x
  2. Step 2: Convert to fraction form
    7,223.75/10,828.33 = 2,844.28/x
  3. Step 3: Cross multiply
    7,223.75x = 10,828.33 × 2,844.28
  4. Step 4: Simplify right side
    7,223.75x = 30,798,802.45
  5. Step 5: Solve for x
    x = 30,798,802.45/7,223.75
  6. Step 6: Final answer
    x = 4,263.55

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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.