Home / 5,582.18-8,365.34-4,109.78

Finding the Fourth Proportional to 5,582.18, 8,365.34 and 4,109.78

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Solution

The fourth proportional to 5,582.18, 8,365.34 and 4,109.78 is: 6,158.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.18 : 8,365.34 = 4,109.78 : x
  2. Step 2: Convert to fraction form
    5,582.18/8,365.34 = 4,109.78/x
  3. Step 3: Cross multiply
    5,582.18x = 8,365.34 × 4,109.78
  4. Step 4: Simplify right side
    5,582.18x = 34,379,707.03
  5. Step 5: Solve for x
    x = 34,379,707.03/5,582.18
  6. Step 6: Final answer
    x = 6,158.83

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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.