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Finding the Fourth Proportional to 3,296.96, 4,549.86 and 1,804.86

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Solution

The fourth proportional to 3,296.96, 4,549.86 and 1,804.86 is: 2,490.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,296.96 : 4,549.86 = 1,804.86 : x
  2. Step 2: Convert to fraction form
    3,296.96/4,549.86 = 1,804.86/x
  3. Step 3: Cross multiply
    3,296.96x = 4,549.86 × 1,804.86
  4. Step 4: Simplify right side
    3,296.96x = 8,211,842.08
  5. Step 5: Solve for x
    x = 8,211,842.08/3,296.96
  6. Step 6: Final answer
    x = 2,490.73

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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.