Home / 8,276.89-12,415.33-3,596.31

Finding the Fourth Proportional to 8,276.89, 12,415.33 and 3,596.31

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Solution

The fourth proportional to 8,276.89, 12,415.33 and 3,596.31 is: 5,394.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.89 : 12,415.33 = 3,596.31 : x
  2. Step 2: Convert to fraction form
    8,276.89/12,415.33 = 3,596.31/x
  3. Step 3: Cross multiply
    8,276.89x = 12,415.33 × 3,596.31
  4. Step 4: Simplify right side
    8,276.89x = 44,649,375.43
  5. Step 5: Solve for x
    x = 44,649,375.43/8,276.89
  6. Step 6: Final answer
    x = 5,394.46

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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.