Home / 5,778.82-8,669.67-1,883.62

Finding the Fourth Proportional to 5,778.82, 8,669.67 and 1,883.62

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Solution

The fourth proportional to 5,778.82, 8,669.67 and 1,883.62 is: 2,825.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778.82 : 8,669.67 = 1,883.62 : x
  2. Step 2: Convert to fraction form
    5,778.82/8,669.67 = 1,883.62/x
  3. Step 3: Cross multiply
    5,778.82x = 8,669.67 × 1,883.62
  4. Step 4: Simplify right side
    5,778.82x = 16,330,363.81
  5. Step 5: Solve for x
    x = 16,330,363.81/5,778.82
  6. Step 6: Final answer
    x = 2,825.90

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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.