Home / 8,152.32-12,226.62-3,765.54

Finding the Fourth Proportional to 8,152.32, 12,226.62 and 3,765.54

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Solution

The fourth proportional to 8,152.32, 12,226.62 and 3,765.54 is: 5,647.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152.32 : 12,226.62 = 3,765.54 : x
  2. Step 2: Convert to fraction form
    8,152.32/12,226.62 = 3,765.54/x
  3. Step 3: Cross multiply
    8,152.32x = 12,226.62 × 3,765.54
  4. Step 4: Simplify right side
    8,152.32x = 46,039,826.67
  5. Step 5: Solve for x
    x = 46,039,826.67/8,152.32
  6. Step 6: Final answer
    x = 5,647.45

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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.