Home / 8,197.10-11,311.66-4,840.99

Finding the Fourth Proportional to 8,197.10, 11,311.66 and 4,840.99

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Solution

The fourth proportional to 8,197.10, 11,311.66 and 4,840.99 is: 6,680.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197.10 : 11,311.66 = 4,840.99 : x
  2. Step 2: Convert to fraction form
    8,197.10/11,311.66 = 4,840.99/x
  3. Step 3: Cross multiply
    8,197.10x = 11,311.66 × 4,840.99
  4. Step 4: Simplify right side
    8,197.10x = 54,759,632.94
  5. Step 5: Solve for x
    x = 54,759,632.94/8,197.10
  6. Step 6: Final answer
    x = 6,680.37

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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.