Home / 5,510.22-8,259.85-4,922.56

Finding the Fourth Proportional to 5,510.22, 8,259.85 and 4,922.56

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Solution

The fourth proportional to 5,510.22, 8,259.85 and 4,922.56 is: 7,378.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.22 : 8,259.85 = 4,922.56 : x
  2. Step 2: Convert to fraction form
    5,510.22/8,259.85 = 4,922.56/x
  3. Step 3: Cross multiply
    5,510.22x = 8,259.85 × 4,922.56
  4. Step 4: Simplify right side
    5,510.22x = 40,659,607.22
  5. Step 5: Solve for x
    x = 40,659,607.22/5,510.22
  6. Step 6: Final answer
    x = 7,378.94

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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.