Home / 8,166.22-11,271.02-4,629.56

Finding the Fourth Proportional to 8,166.22, 11,271.02 and 4,629.56

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Solution

The fourth proportional to 8,166.22, 11,271.02 and 4,629.56 is: 6,389.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166.22 : 11,271.02 = 4,629.56 : x
  2. Step 2: Convert to fraction form
    8,166.22/11,271.02 = 4,629.56/x
  3. Step 3: Cross multiply
    8,166.22x = 11,271.02 × 4,629.56
  4. Step 4: Simplify right side
    8,166.22x = 52,179,783.85
  5. Step 5: Solve for x
    x = 52,179,783.85/8,166.22
  6. Step 6: Final answer
    x = 6,389.71

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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.