Home / 3,000.32-4,140.94-2,216.64

Finding the Fourth Proportional to 3,000.32, 4,140.94 and 2,216.64

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Solution

The fourth proportional to 3,000.32, 4,140.94 and 2,216.64 is: 3,059.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000.32 : 4,140.94 = 2,216.64 : x
  2. Step 2: Convert to fraction form
    3,000.32/4,140.94 = 2,216.64/x
  3. Step 3: Cross multiply
    3,000.32x = 4,140.94 × 2,216.64
  4. Step 4: Simplify right side
    3,000.32x = 9,178,973.24
  5. Step 5: Solve for x
    x = 9,178,973.24/3,000.32
  6. Step 6: Final answer
    x = 3,059.33

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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.