Home / 4,617.31-6,913.81-2,764.03

Finding the Fourth Proportional to 4,617.31, 6,913.81 and 2,764.03

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Solution

The fourth proportional to 4,617.31, 6,913.81 and 2,764.03 is: 4,138.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,617.31 : 6,913.81 = 2,764.03 : x
  2. Step 2: Convert to fraction form
    4,617.31/6,913.81 = 2,764.03/x
  3. Step 3: Cross multiply
    4,617.31x = 6,913.81 × 2,764.03
  4. Step 4: Simplify right side
    4,617.31x = 19,109,978.25
  5. Step 5: Solve for x
    x = 19,109,978.25/4,617.31
  6. Step 6: Final answer
    x = 4,138.77

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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.