Home / 8,311.80-11,468.72-4,954.93

Finding the Fourth Proportional to 8,311.80, 11,468.72 and 4,954.93

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Solution

The fourth proportional to 8,311.80, 11,468.72 and 4,954.93 is: 6,836.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311.80 : 11,468.72 = 4,954.93 : x
  2. Step 2: Convert to fraction form
    8,311.80/11,468.72 = 4,954.93/x
  3. Step 3: Cross multiply
    8,311.80x = 11,468.72 × 4,954.93
  4. Step 4: Simplify right side
    8,311.80x = 56,826,651.34
  5. Step 5: Solve for x
    x = 56,826,651.34/8,311.80
  6. Step 6: Final answer
    x = 6,836.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.