Home / 5,694.72-8,539.35-3,228.89

Finding the Fourth Proportional to 5,694.72, 8,539.35 and 3,228.89

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Solution

The fourth proportional to 5,694.72, 8,539.35 and 3,228.89 is: 4,841.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,694.72 : 8,539.35 = 3,228.89 : x
  2. Step 2: Convert to fraction form
    5,694.72/8,539.35 = 3,228.89/x
  3. Step 3: Cross multiply
    5,694.72x = 8,539.35 × 3,228.89
  4. Step 4: Simplify right side
    5,694.72x = 27,572,579.12
  5. Step 5: Solve for x
    x = 27,572,579.12/5,694.72
  6. Step 6: Final answer
    x = 4,841.78

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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.