Home / 7,744.25-11,616.44-1,900.87

Finding the Fourth Proportional to 7,744.25, 11,616.44 and 1,900.87

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Solution

The fourth proportional to 7,744.25, 11,616.44 and 1,900.87 is: 2,851.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,744.25 : 11,616.44 = 1,900.87 : x
  2. Step 2: Convert to fraction form
    7,744.25/11,616.44 = 1,900.87/x
  3. Step 3: Cross multiply
    7,744.25x = 11,616.44 × 1,900.87
  4. Step 4: Simplify right side
    7,744.25x = 22,081,303.76
  5. Step 5: Solve for x
    x = 22,081,303.76/7,744.25
  6. Step 6: Final answer
    x = 2,851.32

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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.