Home / 1,512.36-2,268.54-1,395.72

Finding the Fourth Proportional to 1,512.36, 2,268.54 and 1,395.72

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Solution

The fourth proportional to 1,512.36, 2,268.54 and 1,395.72 is: 2,093.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512.36 : 2,268.54 = 1,395.72 : x
  2. Step 2: Convert to fraction form
    1,512.36/2,268.54 = 1,395.72/x
  3. Step 3: Cross multiply
    1,512.36x = 2,268.54 × 1,395.72
  4. Step 4: Simplify right side
    1,512.36x = 3,166,246.65
  5. Step 5: Solve for x
    x = 3,166,246.65/1,512.36
  6. Step 6: Final answer
    x = 2,093.58

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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.