Home / 2,845.13-4,266.86-1,201.64

Finding the Fourth Proportional to 2,845.13, 4,266.86 and 1,201.64

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Solution

The fourth proportional to 2,845.13, 4,266.86 and 1,201.64 is: 1,802.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.13 : 4,266.86 = 1,201.64 : x
  2. Step 2: Convert to fraction form
    2,845.13/4,266.86 = 1,201.64/x
  3. Step 3: Cross multiply
    2,845.13x = 4,266.86 × 1,201.64
  4. Step 4: Simplify right side
    2,845.13x = 5,127,202.31
  5. Step 5: Solve for x
    x = 5,127,202.31/2,845.13
  6. Step 6: Final answer
    x = 1,802.10

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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.