Home / 2,927.88-4,387.98-1,195.56

Finding the Fourth Proportional to 2,927.88, 4,387.98 and 1,195.56

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Solution

The fourth proportional to 2,927.88, 4,387.98 and 1,195.56 is: 1,791.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.88 : 4,387.98 = 1,195.56 : x
  2. Step 2: Convert to fraction form
    2,927.88/4,387.98 = 1,195.56/x
  3. Step 3: Cross multiply
    2,927.88x = 4,387.98 × 1,195.56
  4. Step 4: Simplify right side
    2,927.88x = 5,246,093.37
  5. Step 5: Solve for x
    x = 5,246,093.37/2,927.88
  6. Step 6: Final answer
    x = 1,791.77

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1.5x scale

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.