Home / 4,543.18-6,816.92-1,911.27

Finding the Fourth Proportional to 4,543.18, 6,816.92 and 1,911.27

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Solution

The fourth proportional to 4,543.18, 6,816.92 and 1,911.27 is: 2,867.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543.18 : 6,816.92 = 1,911.27 : x
  2. Step 2: Convert to fraction form
    4,543.18/6,816.92 = 1,911.27/x
  3. Step 3: Cross multiply
    4,543.18x = 6,816.92 × 1,911.27
  4. Step 4: Simplify right side
    4,543.18x = 13,028,940.60
  5. Step 5: Solve for x
    x = 13,028,940.60/4,543.18
  6. Step 6: Final answer
    x = 2,867.80

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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.