Home / 4,629.27-6,943.75-1,855.20

Finding the Fourth Proportional to 4,629.27, 6,943.75 and 1,855.20

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Solution

The fourth proportional to 4,629.27, 6,943.75 and 1,855.20 is: 2,782.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,629.27 : 6,943.75 = 1,855.20 : x
  2. Step 2: Convert to fraction form
    4,629.27/6,943.75 = 1,855.20/x
  3. Step 3: Cross multiply
    4,629.27x = 6,943.75 × 1,855.20
  4. Step 4: Simplify right side
    4,629.27x = 12,882,045
  5. Step 5: Solve for x
    x = 12,882,045/4,629.27
  6. Step 6: Final answer
    x = 2,782.74

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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.