Home / 4,633.31-6,393.62-2,643.47

Finding the Fourth Proportional to 4,633.31, 6,393.62 and 2,643.47

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Solution

The fourth proportional to 4,633.31, 6,393.62 and 2,643.47 is: 3,647.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,633.31 : 6,393.62 = 2,643.47 : x
  2. Step 2: Convert to fraction form
    4,633.31/6,393.62 = 2,643.47/x
  3. Step 3: Cross multiply
    4,633.31x = 6,393.62 × 2,643.47
  4. Step 4: Simplify right side
    4,633.31x = 16,901,297.48
  5. Step 5: Solve for x
    x = 16,901,297.48/4,633.31
  6. Step 6: Final answer
    x = 3,647.78

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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.