Home / 9,396.92-14,092.86-2,821.64

Finding the Fourth Proportional to 9,396.92, 14,092.86 and 2,821.64

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Solution

The fourth proportional to 9,396.92, 14,092.86 and 2,821.64 is: 4,231.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,396.92 : 14,092.86 = 2,821.64 : x
  2. Step 2: Convert to fraction form
    9,396.92/14,092.86 = 2,821.64/x
  3. Step 3: Cross multiply
    9,396.92x = 14,092.86 × 2,821.64
  4. Step 4: Simplify right side
    9,396.92x = 39,764,977.49
  5. Step 5: Solve for x
    x = 39,764,977.49/9,396.92
  6. Step 6: Final answer
    x = 4,231.70

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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.