Home / 8,464.14-12,677.72-3,518.79

Finding the Fourth Proportional to 8,464.14, 12,677.72 and 3,518.79

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Solution

The fourth proportional to 8,464.14, 12,677.72 and 3,518.79 is: 5,270.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464.14 : 12,677.72 = 3,518.79 : x
  2. Step 2: Convert to fraction form
    8,464.14/12,677.72 = 3,518.79/x
  3. Step 3: Cross multiply
    8,464.14x = 12,677.72 × 3,518.79
  4. Step 4: Simplify right side
    8,464.14x = 44,610,234.36
  5. Step 5: Solve for x
    x = 44,610,234.36/8,464.14
  6. Step 6: Final answer
    x = 5,270.50

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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.