Home / 5,444.16-8,163.36-2,157.12

Finding the Fourth Proportional to 5,444.16, 8,163.36 and 2,157.12

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Solution

The fourth proportional to 5,444.16, 8,163.36 and 2,157.12 is: 3,234.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,444.16 : 8,163.36 = 2,157.12 : x
  2. Step 2: Convert to fraction form
    5,444.16/8,163.36 = 2,157.12/x
  3. Step 3: Cross multiply
    5,444.16x = 8,163.36 × 2,157.12
  4. Step 4: Simplify right side
    5,444.16x = 17,609,347.12
  5. Step 5: Solve for x
    x = 17,609,347.12/5,444.16
  6. Step 6: Final answer
    x = 3,234.54

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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.