Home / 3,000.33-4,140.96-2,216.64

Finding the Fourth Proportional to 3,000.33, 4,140.96 and 2,216.64

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Solution

The fourth proportional to 3,000.33, 4,140.96 and 2,216.64 is: 3,059.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000.33 : 4,140.96 = 2,216.64 : x
  2. Step 2: Convert to fraction form
    3,000.33/4,140.96 = 2,216.64/x
  3. Step 3: Cross multiply
    3,000.33x = 4,140.96 × 2,216.64
  4. Step 4: Simplify right side
    3,000.33x = 9,179,017.57
  5. Step 5: Solve for x
    x = 9,179,017.57/3,000.33
  6. Step 6: Final answer
    x = 3,059.34

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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.