Home / 2,802.87-4,202.96-1,048.14

Finding the Fourth Proportional to 2,802.87, 4,202.96 and 1,048.14

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Solution

The fourth proportional to 2,802.87, 4,202.96 and 1,048.14 is: 1,571.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802.87 : 4,202.96 = 1,048.14 : x
  2. Step 2: Convert to fraction form
    2,802.87/4,202.96 = 1,048.14/x
  3. Step 3: Cross multiply
    2,802.87x = 4,202.96 × 1,048.14
  4. Step 4: Simplify right side
    2,802.87x = 4,405,285.25
  5. Step 5: Solve for x
    x = 4,405,285.25/2,802.87
  6. Step 6: Final answer
    x = 1,571.71

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1.5x scale

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.