Home / 4,652.26-6,421.81-3,080.86

Finding the Fourth Proportional to 4,652.26, 6,421.81 and 3,080.86

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Solution

The fourth proportional to 4,652.26, 6,421.81 and 3,080.86 is: 4,252.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,652.26 : 6,421.81 = 3,080.86 : x
  2. Step 2: Convert to fraction form
    4,652.26/6,421.81 = 3,080.86/x
  3. Step 3: Cross multiply
    4,652.26x = 6,421.81 × 3,080.86
  4. Step 4: Simplify right side
    4,652.26x = 19,784,697.56
  5. Step 5: Solve for x
    x = 19,784,697.56/4,652.26
  6. Step 6: Final answer
    x = 4,252.71

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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.