Home / 5,512.82-8,268.35-1,616.31

Finding the Fourth Proportional to 5,512.82, 8,268.35 and 1,616.31

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Solution

The fourth proportional to 5,512.82, 8,268.35 and 1,616.31 is: 2,424.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.82 : 8,268.35 = 1,616.31 : x
  2. Step 2: Convert to fraction form
    5,512.82/8,268.35 = 1,616.31/x
  3. Step 3: Cross multiply
    5,512.82x = 8,268.35 × 1,616.31
  4. Step 4: Simplify right side
    5,512.82x = 13,364,208.71
  5. Step 5: Solve for x
    x = 13,364,208.71/5,512.82
  6. Step 6: Final answer
    x = 2,424.21

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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.