Home / 5,744.75-8,610.15-2,620.47

Finding the Fourth Proportional to 5,744.75, 8,610.15 and 2,620.47

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Solution

The fourth proportional to 5,744.75, 8,610.15 and 2,620.47 is: 3,927.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,744.75 : 8,610.15 = 2,620.47 : x
  2. Step 2: Convert to fraction form
    5,744.75/8,610.15 = 2,620.47/x
  3. Step 3: Cross multiply
    5,744.75x = 8,610.15 × 2,620.47
  4. Step 4: Simplify right side
    5,744.75x = 22,562,639.77
  5. Step 5: Solve for x
    x = 22,562,639.77/5,744.75
  6. Step 6: Final answer
    x = 3,927.53

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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.