Home / 3,284.06-4,530.98-2,164.60

Finding the Fourth Proportional to 3,284.06, 4,530.98 and 2,164.60

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Solution

The fourth proportional to 3,284.06, 4,530.98 and 2,164.60 is: 2,986.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.06 : 4,530.98 = 2,164.60 : x
  2. Step 2: Convert to fraction form
    3,284.06/4,530.98 = 2,164.60/x
  3. Step 3: Cross multiply
    3,284.06x = 4,530.98 × 2,164.60
  4. Step 4: Simplify right side
    3,284.06x = 9,807,759.31
  5. Step 5: Solve for x
    x = 9,807,759.31/3,284.06
  6. Step 6: Final answer
    x = 2,986.47

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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.