Home / 4,802.28-7,202.80-1,515.70

Finding the Fourth Proportional to 4,802.28, 7,202.80 and 1,515.70

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Solution

The fourth proportional to 4,802.28, 7,202.80 and 1,515.70 is: 2,273.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,802.28 : 7,202.80 = 1,515.70 : x
  2. Step 2: Convert to fraction form
    4,802.28/7,202.80 = 1,515.70/x
  3. Step 3: Cross multiply
    4,802.28x = 7,202.80 × 1,515.70
  4. Step 4: Simplify right side
    4,802.28x = 10,917,283.96
  5. Step 5: Solve for x
    x = 10,917,283.96/4,802.28
  6. Step 6: Final answer
    x = 2,273.35

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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.