Home / 5,226.48-7,855.20-3,477.42

Finding the Fourth Proportional to 5,226.48, 7,855.20 and 3,477.42

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Solution

The fourth proportional to 5,226.48, 7,855.20 and 3,477.42 is: 5,226.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,226.48 : 7,855.20 = 3,477.42 : x
  2. Step 2: Convert to fraction form
    5,226.48/7,855.20 = 3,477.42/x
  3. Step 3: Cross multiply
    5,226.48x = 7,855.20 × 3,477.42
  4. Step 4: Simplify right side
    5,226.48x = 27,315,829.58
  5. Step 5: Solve for x
    x = 27,315,829.58/5,226.48
  6. Step 6: Final answer
    x = 5,226.43

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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.