Home / 5,560.65-8,342.73-2,271.78

Finding the Fourth Proportional to 5,560.65, 8,342.73 and 2,271.78

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Solution

The fourth proportional to 5,560.65, 8,342.73 and 2,271.78 is: 3,408.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.65 : 8,342.73 = 2,271.78 : x
  2. Step 2: Convert to fraction form
    5,560.65/8,342.73 = 2,271.78/x
  3. Step 3: Cross multiply
    5,560.65x = 8,342.73 × 2,271.78
  4. Step 4: Simplify right side
    5,560.65x = 18,952,847.16
  5. Step 5: Solve for x
    x = 18,952,847.16/5,560.65
  6. Step 6: Final answer
    x = 3,408.39

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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.