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Finding the Fourth Proportional to 3,515.99, 4,852.06 and 1,944.09

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Solution

The fourth proportional to 3,515.99, 4,852.06 and 1,944.09 is: 2,682.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.99 : 4,852.06 = 1,944.09 : x
  2. Step 2: Convert to fraction form
    3,515.99/4,852.06 = 1,944.09/x
  3. Step 3: Cross multiply
    3,515.99x = 4,852.06 × 1,944.09
  4. Step 4: Simplify right side
    3,515.99x = 9,432,818.27
  5. Step 5: Solve for x
    x = 9,432,818.27/3,515.99
  6. Step 6: Final answer
    x = 2,682.83

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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.