Home / 8,473.14-12,709.58-3,474.45

Finding the Fourth Proportional to 8,473.14, 12,709.58 and 3,474.45

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Solution

The fourth proportional to 8,473.14, 12,709.58 and 3,474.45 is: 5,211.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,473.14 : 12,709.58 = 3,474.45 : x
  2. Step 2: Convert to fraction form
    8,473.14/12,709.58 = 3,474.45/x
  3. Step 3: Cross multiply
    8,473.14x = 12,709.58 × 3,474.45
  4. Step 4: Simplify right side
    8,473.14x = 44,158,782.86
  5. Step 5: Solve for x
    x = 44,158,782.86/8,473.14
  6. Step 6: Final answer
    x = 5,211.62

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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.