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Finding the Fourth Proportional to 8,652.37, 11,940.27 and 4,673.48

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Solution

The fourth proportional to 8,652.37, 11,940.27 and 4,673.48 is: 6,449.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,652.37 : 11,940.27 = 4,673.48 : x
  2. Step 2: Convert to fraction form
    8,652.37/11,940.27 = 4,673.48/x
  3. Step 3: Cross multiply
    8,652.37x = 11,940.27 × 4,673.48
  4. Step 4: Simplify right side
    8,652.37x = 55,802,613.04
  5. Step 5: Solve for x
    x = 55,802,613.04/8,652.37
  6. Step 6: Final answer
    x = 6,449.40

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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.