Home / 5,446.86-8,163.90-2,518.98

Finding the Fourth Proportional to 5,446.86, 8,163.90 and 2,518.98

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Solution

The fourth proportional to 5,446.86, 8,163.90 and 2,518.98 is: 3,775.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.86 : 8,163.90 = 2,518.98 : x
  2. Step 2: Convert to fraction form
    5,446.86/8,163.90 = 2,518.98/x
  3. Step 3: Cross multiply
    5,446.86x = 8,163.90 × 2,518.98
  4. Step 4: Simplify right side
    5,446.86x = 20,564,700.82
  5. Step 5: Solve for x
    x = 20,564,700.82/5,446.86
  6. Step 6: Final answer
    x = 3,775.51

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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.