Home / 6,623.86-9,938.50-3,503.02

Finding the Fourth Proportional to 6,623.86, 9,938.50 and 3,503.02

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Solution

The fourth proportional to 6,623.86, 9,938.50 and 3,503.02 is: 5,255.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623.86 : 9,938.50 = 3,503.02 : x
  2. Step 2: Convert to fraction form
    6,623.86/9,938.50 = 3,503.02/x
  3. Step 3: Cross multiply
    6,623.86x = 9,938.50 × 3,503.02
  4. Step 4: Simplify right side
    6,623.86x = 34,814,764.27
  5. Step 5: Solve for x
    x = 34,814,764.27/6,623.86
  6. Step 6: Final answer
    x = 5,255.96

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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.