Home / 8,049.40-12,068.70-3,664.60

Finding the Fourth Proportional to 8,049.40, 12,068.70 and 3,664.60

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Solution

The fourth proportional to 8,049.40, 12,068.70 and 3,664.60 is: 5,494.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,049.40 : 12,068.70 = 3,664.60 : x
  2. Step 2: Convert to fraction form
    8,049.40/12,068.70 = 3,664.60/x
  3. Step 3: Cross multiply
    8,049.40x = 12,068.70 × 3,664.60
  4. Step 4: Simplify right side
    8,049.40x = 44,226,958.02
  5. Step 5: Solve for x
    x = 44,226,958.02/8,049.40
  6. Step 6: Final answer
    x = 5,494.44

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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.