Home / 5,444.64-8,168.37-2,111.88

Finding the Fourth Proportional to 5,444.64, 8,168.37 and 2,111.88

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Solution

The fourth proportional to 5,444.64, 8,168.37 and 2,111.88 is: 3,168.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,444.64 : 8,168.37 = 2,111.88 : x
  2. Step 2: Convert to fraction form
    5,444.64/8,168.37 = 2,111.88/x
  3. Step 3: Cross multiply
    5,444.64x = 8,168.37 × 2,111.88
  4. Step 4: Simplify right side
    5,444.64x = 17,250,617.24
  5. Step 5: Solve for x
    x = 17,250,617.24/5,444.64
  6. Step 6: Final answer
    x = 3,168.37

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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.