Home / 3,133.93-4,322.75-2,016.28

Finding the Fourth Proportional to 3,133.93, 4,322.75 and 2,016.28

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Solution

The fourth proportional to 3,133.93, 4,322.75 and 2,016.28 is: 2,781.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.93 : 4,322.75 = 2,016.28 : x
  2. Step 2: Convert to fraction form
    3,133.93/4,322.75 = 2,016.28/x
  3. Step 3: Cross multiply
    3,133.93x = 4,322.75 × 2,016.28
  4. Step 4: Simplify right side
    3,133.93x = 8,715,874.37
  5. Step 5: Solve for x
    x = 8,715,874.37/3,133.93
  6. Step 6: Final answer
    x = 2,781.13

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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.