Home / 2,782.44-4,173.05-933.82

Finding the Fourth Proportional to 2,782.44, 4,173.05 and 933.82

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Solution

The fourth proportional to 2,782.44, 4,173.05 and 933.82 is: 1,400.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782.44 : 4,173.05 = 933.82 : x
  2. Step 2: Convert to fraction form
    2,782.44/4,173.05 = 933.82/x
  3. Step 3: Cross multiply
    2,782.44x = 4,173.05 × 933.82
  4. Step 4: Simplify right side
    2,782.44x = 3,896,877.55
  5. Step 5: Solve for x
    x = 3,896,877.55/2,782.44
  6. Step 6: Final answer
    x = 1,400.53

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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.