Home / 5,558.83-8,328.98-3,911.91

Finding the Fourth Proportional to 5,558.83, 8,328.98 and 3,911.91

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Solution

The fourth proportional to 5,558.83, 8,328.98 and 3,911.91 is: 5,861.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.83 : 8,328.98 = 3,911.91 : x
  2. Step 2: Convert to fraction form
    5,558.83/8,328.98 = 3,911.91/x
  3. Step 3: Cross multiply
    5,558.83x = 8,328.98 × 3,911.91
  4. Step 4: Simplify right side
    5,558.83x = 32,582,220.15
  5. Step 5: Solve for x
    x = 32,582,220.15/5,558.83
  6. Step 6: Final answer
    x = 5,861.35

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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.