Home / 5,558.20-8,316.44-3,328.84

Finding the Fourth Proportional to 5,558.20, 8,316.44 and 3,328.84

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Solution

The fourth proportional to 5,558.20, 8,316.44 and 3,328.84 is: 4,980.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.20 : 8,316.44 = 3,328.84 : x
  2. Step 2: Convert to fraction form
    5,558.20/8,316.44 = 3,328.84/x
  3. Step 3: Cross multiply
    5,558.20x = 8,316.44 × 3,328.84
  4. Step 4: Simplify right side
    5,558.20x = 27,684,098.13
  5. Step 5: Solve for x
    x = 27,684,098.13/5,558.20
  6. Step 6: Final answer
    x = 4,980.77

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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.