Home / 4,788.99-7,186.76-1,669.01

Finding the Fourth Proportional to 4,788.99, 7,186.76 and 1,669.01

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Solution

The fourth proportional to 4,788.99, 7,186.76 and 1,669.01 is: 2,504.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788.99 : 7,186.76 = 1,669.01 : x
  2. Step 2: Convert to fraction form
    4,788.99/7,186.76 = 1,669.01/x
  3. Step 3: Cross multiply
    4,788.99x = 7,186.76 × 1,669.01
  4. Step 4: Simplify right side
    4,788.99x = 11,994,736.29
  5. Step 5: Solve for x
    x = 11,994,736.29/4,788.99
  6. Step 6: Final answer
    x = 2,504.65

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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.