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Finding the Fourth Proportional to 3,596.44, 5,386.83 and 1,743.63

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Solution

The fourth proportional to 3,596.44, 5,386.83 and 1,743.63 is: 2,611.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,596.44 : 5,386.83 = 1,743.63 : x
  2. Step 2: Convert to fraction form
    3,596.44/5,386.83 = 1,743.63/x
  3. Step 3: Cross multiply
    3,596.44x = 5,386.83 × 1,743.63
  4. Step 4: Simplify right side
    3,596.44x = 9,392,631.85
  5. Step 5: Solve for x
    x = 9,392,631.85/3,596.44
  6. Step 6: Final answer
    x = 2,611.65

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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.