Home / 4,221.22-5,826.09-2,783.06

Finding the Fourth Proportional to 4,221.22, 5,826.09 and 2,783.06

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Solution

The fourth proportional to 4,221.22, 5,826.09 and 2,783.06 is: 3,841.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.22 : 5,826.09 = 2,783.06 : x
  2. Step 2: Convert to fraction form
    4,221.22/5,826.09 = 2,783.06/x
  3. Step 3: Cross multiply
    4,221.22x = 5,826.09 × 2,783.06
  4. Step 4: Simplify right side
    4,221.22x = 16,214,331.43
  5. Step 5: Solve for x
    x = 16,214,331.43/4,221.22
  6. Step 6: Final answer
    x = 3,841.15

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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.