Home / 4,222.30-5,826.78-2,359.30

Finding the Fourth Proportional to 4,222.30, 5,826.78 and 2,359.30

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Solution

The fourth proportional to 4,222.30, 5,826.78 and 2,359.30 is: 3,255.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.30 : 5,826.78 = 2,359.30 : x
  2. Step 2: Convert to fraction form
    4,222.30/5,826.78 = 2,359.30/x
  3. Step 3: Cross multiply
    4,222.30x = 5,826.78 × 2,359.30
  4. Step 4: Simplify right side
    4,222.30x = 13,747,122.05
  5. Step 5: Solve for x
    x = 13,747,122.05/4,222.30
  6. Step 6: Final answer
    x = 3,255.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.