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Finding the Fourth Proportional to 9,008.55, 13,481.84 and 6,216.48

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Solution

The fourth proportional to 9,008.55, 13,481.84 and 6,216.48 is: 9,303.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008.55 : 13,481.84 = 6,216.48 : x
  2. Step 2: Convert to fraction form
    9,008.55/13,481.84 = 6,216.48/x
  3. Step 3: Cross multiply
    9,008.55x = 13,481.84 × 6,216.48
  4. Step 4: Simplify right side
    9,008.55x = 83,809,604.26
  5. Step 5: Solve for x
    x = 83,809,604.26/9,008.55
  6. Step 6: Final answer
    x = 9,303.34

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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.