Home / 4,756.25-7,131.76-1,634.51

Finding the Fourth Proportional to 4,756.25, 7,131.76 and 1,634.51

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Solution

The fourth proportional to 4,756.25, 7,131.76 and 1,634.51 is: 2,450.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,756.25 : 7,131.76 = 1,634.51 : x
  2. Step 2: Convert to fraction form
    4,756.25/7,131.76 = 1,634.51/x
  3. Step 3: Cross multiply
    4,756.25x = 7,131.76 × 1,634.51
  4. Step 4: Simplify right side
    4,756.25x = 11,656,933.04
  5. Step 5: Solve for x
    x = 11,656,933.04/4,756.25
  6. Step 6: Final answer
    x = 2,450.87

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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.