Home / 5,931.90-8,183.98-3,379.40

Finding the Fourth Proportional to 5,931.90, 8,183.98 and 3,379.40

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Solution

The fourth proportional to 5,931.90, 8,183.98 and 3,379.40 is: 4,662.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.90 : 8,183.98 = 3,379.40 : x
  2. Step 2: Convert to fraction form
    5,931.90/8,183.98 = 3,379.40/x
  3. Step 3: Cross multiply
    5,931.90x = 8,183.98 × 3,379.40
  4. Step 4: Simplify right side
    5,931.90x = 27,656,942.01
  5. Step 5: Solve for x
    x = 27,656,942.01/5,931.90
  6. Step 6: Final answer
    x = 4,662.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.