Home / 2,845.02-4,268.75-1,090.55

Finding the Fourth Proportional to 2,845.02, 4,268.75 and 1,090.55

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Solution

The fourth proportional to 2,845.02, 4,268.75 and 1,090.55 is: 1,636.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.02 : 4,268.75 = 1,090.55 : x
  2. Step 2: Convert to fraction form
    2,845.02/4,268.75 = 1,090.55/x
  3. Step 3: Cross multiply
    2,845.02x = 4,268.75 × 1,090.55
  4. Step 4: Simplify right side
    2,845.02x = 4,655,258.52
  5. Step 5: Solve for x
    x = 4,655,258.52/2,845.02
  6. Step 6: Final answer
    x = 1,636.28

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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.