Home / 11,114.32-16,674.36-4,188.88

Finding the Fourth Proportional to 11,114.32, 16,674.36 and 4,188.88

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Solution

The fourth proportional to 11,114.32, 16,674.36 and 4,188.88 is: 6,284.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,114.32 : 16,674.36 = 4,188.88 : x
  2. Step 2: Convert to fraction form
    11,114.32/16,674.36 = 4,188.88/x
  3. Step 3: Cross multiply
    11,114.32x = 16,674.36 × 4,188.88
  4. Step 4: Simplify right side
    11,114.32x = 69,846,893.12
  5. Step 5: Solve for x
    x = 69,846,893.12/11,114.32
  6. Step 6: Final answer
    x = 6,284.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.