Home / 5,822.55-8,726.81-2,122.76

Finding the Fourth Proportional to 5,822.55, 8,726.81 and 2,122.76

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Solution

The fourth proportional to 5,822.55, 8,726.81 and 2,122.76 is: 3,181.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,822.55 : 8,726.81 = 2,122.76 : x
  2. Step 2: Convert to fraction form
    5,822.55/8,726.81 = 2,122.76/x
  3. Step 3: Cross multiply
    5,822.55x = 8,726.81 × 2,122.76
  4. Step 4: Simplify right side
    5,822.55x = 18,524,903.22
  5. Step 5: Solve for x
    x = 18,524,903.22/5,822.55
  6. Step 6: Final answer
    x = 3,181.58

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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.