Home / 1,653.06-2,268.77-1,512.28

Finding the Fourth Proportional to 1,653.06, 2,268.77 and 1,512.28

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Solution

The fourth proportional to 1,653.06, 2,268.77 and 1,512.28 is: 2,075.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653.06 : 2,268.77 = 1,512.28 : x
  2. Step 2: Convert to fraction form
    1,653.06/2,268.77 = 1,512.28/x
  3. Step 3: Cross multiply
    1,653.06x = 2,268.77 × 1,512.28
  4. Step 4: Simplify right side
    1,653.06x = 3,430,996.59
  5. Step 5: Solve for x
    x = 3,430,996.59/1,653.06
  6. Step 6: Final answer
    x = 2,075.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.