Home / 5,822.89-8,727.50-2,122.76

Finding the Fourth Proportional to 5,822.89, 8,727.50 and 2,122.76

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Solution

The fourth proportional to 5,822.89, 8,727.50 and 2,122.76 is: 3,181.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,822.89 : 8,727.50 = 2,122.76 : x
  2. Step 2: Convert to fraction form
    5,822.89/8,727.50 = 2,122.76/x
  3. Step 3: Cross multiply
    5,822.89x = 8,727.50 × 2,122.76
  4. Step 4: Simplify right side
    5,822.89x = 18,526,353.99
  5. Step 5: Solve for x
    x = 18,526,353.99/5,822.89
  6. Step 6: Final answer
    x = 3,181.64

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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.