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Finding the Fourth Proportional to 5,847.93, 8,777.97 and 3,913.65

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Solution

The fourth proportional to 5,847.93, 8,777.97 and 3,913.65 is: 5,874.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,847.93 : 8,777.97 = 3,913.65 : x
  2. Step 2: Convert to fraction form
    5,847.93/8,777.97 = 3,913.65/x
  3. Step 3: Cross multiply
    5,847.93x = 8,777.97 × 3,913.65
  4. Step 4: Simplify right side
    5,847.93x = 34,353,902.29
  5. Step 5: Solve for x
    x = 34,353,902.29/5,847.93
  6. Step 6: Final answer
    x = 5,874.54

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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.