Home / 9,828.60-14,733.30-8,791.80

Finding the Fourth Proportional to 9,828.60, 14,733.30 and 8,791.80

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Solution

The fourth proportional to 9,828.60, 14,733.30 and 8,791.80 is: 13,179.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,828.60 : 14,733.30 = 8,791.80 : x
  2. Step 2: Convert to fraction form
    9,828.60/14,733.30 = 8,791.80/x
  3. Step 3: Cross multiply
    9,828.60x = 14,733.30 × 8,791.80
  4. Step 4: Simplify right side
    9,828.60x = 129,532,226.94
  5. Step 5: Solve for x
    x = 129,532,226.94/9,828.60
  6. Step 6: Final answer
    x = 13,179.11

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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.