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Finding the Fourth Proportional to 4,847.99, 7,271.96 and 1,337.85

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Solution

The fourth proportional to 4,847.99, 7,271.96 and 1,337.85 is: 2,006.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.99 : 7,271.96 = 1,337.85 : x
  2. Step 2: Convert to fraction form
    4,847.99/7,271.96 = 1,337.85/x
  3. Step 3: Cross multiply
    4,847.99x = 7,271.96 × 1,337.85
  4. Step 4: Simplify right side
    4,847.99x = 9,728,785.00
  5. Step 5: Solve for x
    x = 9,728,785.00/4,847.99
  6. Step 6: Final answer
    x = 2,006.77

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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.