Home / 3,268.77-4,903.31-1,077.45

Finding the Fourth Proportional to 3,268.77, 4,903.31 and 1,077.45

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Solution

The fourth proportional to 3,268.77, 4,903.31 and 1,077.45 is: 1,616.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.77 : 4,903.31 = 1,077.45 : x
  2. Step 2: Convert to fraction form
    3,268.77/4,903.31 = 1,077.45/x
  3. Step 3: Cross multiply
    3,268.77x = 4,903.31 × 1,077.45
  4. Step 4: Simplify right side
    3,268.77x = 5,283,071.36
  5. Step 5: Solve for x
    x = 5,283,071.36/3,268.77
  6. Step 6: Final answer
    x = 1,616.23

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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.