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Finding the Fourth Proportional to 2,682.69, 4,024.70 and 833.77

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Solution

The fourth proportional to 2,682.69, 4,024.70 and 833.77 is: 1,250.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682.69 : 4,024.70 = 833.77 : x
  2. Step 2: Convert to fraction form
    2,682.69/4,024.70 = 833.77/x
  3. Step 3: Cross multiply
    2,682.69x = 4,024.70 × 833.77
  4. Step 4: Simplify right side
    2,682.69x = 3,355,674.12
  5. Step 5: Solve for x
    x = 3,355,674.12/2,682.69
  6. Step 6: Final answer
    x = 1,250.86

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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.