Home / 4,250.36-6,378.05-1,784.99

Finding the Fourth Proportional to 4,250.36, 6,378.05 and 1,784.99

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Solution

The fourth proportional to 4,250.36, 6,378.05 and 1,784.99 is: 2,678.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,250.36 : 6,378.05 = 1,784.99 : x
  2. Step 2: Convert to fraction form
    4,250.36/6,378.05 = 1,784.99/x
  3. Step 3: Cross multiply
    4,250.36x = 6,378.05 × 1,784.99
  4. Step 4: Simplify right side
    4,250.36x = 11,384,775.88
  5. Step 5: Solve for x
    x = 11,384,775.88/4,250.36
  6. Step 6: Final answer
    x = 2,678.54

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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.