Home / 9,403.80-14,105.69-2,834.60

Finding the Fourth Proportional to 9,403.80, 14,105.69 and 2,834.60

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Solution

The fourth proportional to 9,403.80, 14,105.69 and 2,834.60 is: 4,251.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403.80 : 14,105.69 = 2,834.60 : x
  2. Step 2: Convert to fraction form
    9,403.80/14,105.69 = 2,834.60/x
  3. Step 3: Cross multiply
    9,403.80x = 14,105.69 × 2,834.60
  4. Step 4: Simplify right side
    9,403.80x = 39,983,930.75
  5. Step 5: Solve for x
    x = 39,983,930.75/9,403.80
  6. Step 6: Final answer
    x = 4,251.89

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Similar ratio
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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.