Home / 5,208.08-7,812.73-1,829.83

Finding the Fourth Proportional to 5,208.08, 7,812.73 and 1,829.83

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Solution

The fourth proportional to 5,208.08, 7,812.73 and 1,829.83 is: 2,744.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.08 : 7,812.73 = 1,829.83 : x
  2. Step 2: Convert to fraction form
    5,208.08/7,812.73 = 1,829.83/x
  3. Step 3: Cross multiply
    5,208.08x = 7,812.73 × 1,829.83
  4. Step 4: Simplify right side
    5,208.08x = 14,295,978.12
  5. Step 5: Solve for x
    x = 14,295,978.12/5,208.08
  6. Step 6: Final answer
    x = 2,744.96

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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.