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Finding the Fourth Proportional to 9,189.52, 12,676.86 and 6,004.68

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Solution

The fourth proportional to 9,189.52, 12,676.86 and 6,004.68 is: 8,283.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189.52 : 12,676.86 = 6,004.68 : x
  2. Step 2: Convert to fraction form
    9,189.52/12,676.86 = 6,004.68/x
  3. Step 3: Cross multiply
    9,189.52x = 12,676.86 × 6,004.68
  4. Step 4: Simplify right side
    9,189.52x = 76,120,409.31
  5. Step 5: Solve for x
    x = 76,120,409.31/9,189.52
  6. Step 6: Final answer
    x = 8,283.40

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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.