Home / 4,818.67-7,224.81-2,739.65

Finding the Fourth Proportional to 4,818.67, 7,224.81 and 2,739.65

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Solution

The fourth proportional to 4,818.67, 7,224.81 and 2,739.65 is: 4,107.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.67 : 7,224.81 = 2,739.65 : x
  2. Step 2: Convert to fraction form
    4,818.67/7,224.81 = 2,739.65/x
  3. Step 3: Cross multiply
    4,818.67x = 7,224.81 × 2,739.65
  4. Step 4: Simplify right side
    4,818.67x = 19,793,437.02
  5. Step 5: Solve for x
    x = 19,793,437.02/4,818.67
  6. Step 6: Final answer
    x = 4,107.66

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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.