Home / 4,538.43-6,808.46-1,764.86

Finding the Fourth Proportional to 4,538.43, 6,808.46 and 1,764.86

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Solution

The fourth proportional to 4,538.43, 6,808.46 and 1,764.86 is: 2,647.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538.43 : 6,808.46 = 1,764.86 : x
  2. Step 2: Convert to fraction form
    4,538.43/6,808.46 = 1,764.86/x
  3. Step 3: Cross multiply
    4,538.43x = 6,808.46 × 1,764.86
  4. Step 4: Simplify right side
    4,538.43x = 12,015,935.85
  5. Step 5: Solve for x
    x = 12,015,935.85/4,538.43
  6. Step 6: Final answer
    x = 2,647.60

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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.