Home / 4,847.38-7,271.14-1,384.62

Finding the Fourth Proportional to 4,847.38, 7,271.14 and 1,384.62

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Solution

The fourth proportional to 4,847.38, 7,271.14 and 1,384.62 is: 2,076.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.38 : 7,271.14 = 1,384.62 : x
  2. Step 2: Convert to fraction form
    4,847.38/7,271.14 = 1,384.62/x
  3. Step 3: Cross multiply
    4,847.38x = 7,271.14 × 1,384.62
  4. Step 4: Simplify right side
    4,847.38x = 10,067,765.87
  5. Step 5: Solve for x
    x = 10,067,765.87/4,847.38
  6. Step 6: Final answer
    x = 2,076.95

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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.