Home / 2,845.20-4,268.63-1,202.01

Finding the Fourth Proportional to 2,845.20, 4,268.63 and 1,202.01

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Solution

The fourth proportional to 2,845.20, 4,268.63 and 1,202.01 is: 1,803.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.20 : 4,268.63 = 1,202.01 : x
  2. Step 2: Convert to fraction form
    2,845.20/4,268.63 = 1,202.01/x
  3. Step 3: Cross multiply
    2,845.20x = 4,268.63 × 1,202.01
  4. Step 4: Simplify right side
    2,845.20x = 5,130,935.95
  5. Step 5: Solve for x
    x = 5,130,935.95/2,845.20
  6. Step 6: Final answer
    x = 1,803.37

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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.