Home / 4,513.80-6,231.30-2,837.64

Finding the Fourth Proportional to 4,513.80, 6,231.30 and 2,837.64

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Solution

The fourth proportional to 4,513.80, 6,231.30 and 2,837.64 is: 3,917.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,513.80 : 6,231.30 = 2,837.64 : x
  2. Step 2: Convert to fraction form
    4,513.80/6,231.30 = 2,837.64/x
  3. Step 3: Cross multiply
    4,513.80x = 6,231.30 × 2,837.64
  4. Step 4: Simplify right side
    4,513.80x = 17,682,186.13
  5. Step 5: Solve for x
    x = 17,682,186.13/4,513.80
  6. Step 6: Final answer
    x = 3,917.36

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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.