Home / 5,691.33-8,539.43-3,222.45

Finding the Fourth Proportional to 5,691.33, 8,539.43 and 3,222.45

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Solution

The fourth proportional to 5,691.33, 8,539.43 and 3,222.45 is: 4,835.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,691.33 : 8,539.43 = 3,222.45 : x
  2. Step 2: Convert to fraction form
    5,691.33/8,539.43 = 3,222.45/x
  3. Step 3: Cross multiply
    5,691.33x = 8,539.43 × 3,222.45
  4. Step 4: Simplify right side
    5,691.33x = 27,517,870.09
  5. Step 5: Solve for x
    x = 27,517,870.09/5,691.33
  6. Step 6: Final answer
    x = 4,835.05

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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.