Home / 5,444.55-8,163.18-2,156.76

Finding the Fourth Proportional to 5,444.55, 8,163.18 and 2,156.76

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Solution

The fourth proportional to 5,444.55, 8,163.18 and 2,156.76 is: 3,233.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,444.55 : 8,163.18 = 2,156.76 : x
  2. Step 2: Convert to fraction form
    5,444.55/8,163.18 = 2,156.76/x
  3. Step 3: Cross multiply
    5,444.55x = 8,163.18 × 2,156.76
  4. Step 4: Simplify right side
    5,444.55x = 17,606,020.10
  5. Step 5: Solve for x
    x = 17,606,020.10/5,444.55
  6. Step 6: Final answer
    x = 3,233.70

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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.