Home / 2,268.02-3,129.90-1,336.52

Finding the Fourth Proportional to 2,268.02, 3,129.90 and 1,336.52

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Solution

The fourth proportional to 2,268.02, 3,129.90 and 1,336.52 is: 1,844.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.02 : 3,129.90 = 1,336.52 : x
  2. Step 2: Convert to fraction form
    2,268.02/3,129.90 = 1,336.52/x
  3. Step 3: Cross multiply
    2,268.02x = 3,129.90 × 1,336.52
  4. Step 4: Simplify right side
    2,268.02x = 4,183,173.95
  5. Step 5: Solve for x
    x = 4,183,173.95/2,268.02
  6. Step 6: Final answer
    x = 1,844.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.