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Finding the Fourth Proportional to 3,763.98, 5,193.93 and 2,347.83

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Solution

The fourth proportional to 3,763.98, 5,193.93 and 2,347.83 is: 3,239.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763.98 : 5,193.93 = 2,347.83 : x
  2. Step 2: Convert to fraction form
    3,763.98/5,193.93 = 2,347.83/x
  3. Step 3: Cross multiply
    3,763.98x = 5,193.93 × 2,347.83
  4. Step 4: Simplify right side
    3,763.98x = 12,194,464.67
  5. Step 5: Solve for x
    x = 12,194,464.67/3,763.98
  6. Step 6: Final answer
    x = 3,239.78

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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.