Home / 9,447.88-14,170.20-4,769.98

Finding the Fourth Proportional to 9,447.88, 14,170.20 and 4,769.98

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Solution

The fourth proportional to 9,447.88, 14,170.20 and 4,769.98 is: 7,154.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,447.88 : 14,170.20 = 4,769.98 : x
  2. Step 2: Convert to fraction form
    9,447.88/14,170.20 = 4,769.98/x
  3. Step 3: Cross multiply
    9,447.88x = 14,170.20 × 4,769.98
  4. Step 4: Simplify right side
    9,447.88x = 67,591,570.60
  5. Step 5: Solve for x
    x = 67,591,570.60/9,447.88
  6. Step 6: Final answer
    x = 7,154.15

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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.