Home / 5,074.06-7,605.53-2,609.01

Finding the Fourth Proportional to 5,074.06, 7,605.53 and 2,609.01

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Solution

The fourth proportional to 5,074.06, 7,605.53 and 2,609.01 is: 3,910.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.06 : 7,605.53 = 2,609.01 : x
  2. Step 2: Convert to fraction form
    5,074.06/7,605.53 = 2,609.01/x
  3. Step 3: Cross multiply
    5,074.06x = 7,605.53 × 2,609.01
  4. Step 4: Simplify right side
    5,074.06x = 19,842,900.56
  5. Step 5: Solve for x
    x = 19,842,900.56/5,074.06
  6. Step 6: Final answer
    x = 3,910.66

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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.