Home / 8,546.15-12,818.20-2,305.69

Finding the Fourth Proportional to 8,546.15, 12,818.20 and 2,305.69

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Solution

The fourth proportional to 8,546.15, 12,818.20 and 2,305.69 is: 3,458.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546.15 : 12,818.20 = 2,305.69 : x
  2. Step 2: Convert to fraction form
    8,546.15/12,818.20 = 2,305.69/x
  3. Step 3: Cross multiply
    8,546.15x = 12,818.20 × 2,305.69
  4. Step 4: Simplify right side
    8,546.15x = 29,554,757.75
  5. Step 5: Solve for x
    x = 29,554,757.75/8,546.15
  6. Step 6: Final answer
    x = 3,458.25

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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.