Home / 5,347.41-8,021.31-1,451.85

Finding the Fourth Proportional to 5,347.41, 8,021.31 and 1,451.85

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Solution

The fourth proportional to 5,347.41, 8,021.31 and 1,451.85 is: 2,177.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.41 : 8,021.31 = 1,451.85 : x
  2. Step 2: Convert to fraction form
    5,347.41/8,021.31 = 1,451.85/x
  3. Step 3: Cross multiply
    5,347.41x = 8,021.31 × 1,451.85
  4. Step 4: Simplify right side
    5,347.41x = 11,645,738.92
  5. Step 5: Solve for x
    x = 11,645,738.92/5,347.41
  6. Step 6: Final answer
    x = 2,177.83

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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.