Home / 9,766.80-14,650.88-3,923.41

Finding the Fourth Proportional to 9,766.80, 14,650.88 and 3,923.41

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Solution

The fourth proportional to 9,766.80, 14,650.88 and 3,923.41 is: 5,885.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,766.80 : 14,650.88 = 3,923.41 : x
  2. Step 2: Convert to fraction form
    9,766.80/14,650.88 = 3,923.41/x
  3. Step 3: Cross multiply
    9,766.80x = 14,650.88 × 3,923.41
  4. Step 4: Simplify right side
    9,766.80x = 57,481,409.10
  5. Step 5: Solve for x
    x = 57,481,409.10/9,766.80
  6. Step 6: Final answer
    x = 5,885.39

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1.5x scale

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.