Home / 4,802.19-7,202.67-1,515.02

Finding the Fourth Proportional to 4,802.19, 7,202.67 and 1,515.02

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Solution

The fourth proportional to 4,802.19, 7,202.67 and 1,515.02 is: 2,272.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,802.19 : 7,202.67 = 1,515.02 : x
  2. Step 2: Convert to fraction form
    4,802.19/7,202.67 = 1,515.02/x
  3. Step 3: Cross multiply
    4,802.19x = 7,202.67 × 1,515.02
  4. Step 4: Simplify right side
    4,802.19x = 10,912,153.09
  5. Step 5: Solve for x
    x = 10,912,153.09/4,802.19
  6. Step 6: Final answer
    x = 2,272.33

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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.