Home / 9,108.44-13,677.85-8,426.52

Finding the Fourth Proportional to 9,108.44, 13,677.85 and 8,426.52

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Solution

The fourth proportional to 9,108.44, 13,677.85 and 8,426.52 is: 12,653.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108.44 : 13,677.85 = 8,426.52 : x
  2. Step 2: Convert to fraction form
    9,108.44/13,677.85 = 8,426.52/x
  3. Step 3: Cross multiply
    9,108.44x = 13,677.85 × 8,426.52
  4. Step 4: Simplify right side
    9,108.44x = 115,256,676.58
  5. Step 5: Solve for x
    x = 115,256,676.58/9,108.44
  6. Step 6: Final answer
    x = 12,653.83

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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.