Home / 9,316.20-13,974.30-6,205.80

Finding the Fourth Proportional to 9,316.20, 13,974.30 and 6,205.80

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Solution

The fourth proportional to 9,316.20, 13,974.30 and 6,205.80 is: 9,308.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,316.20 : 13,974.30 = 6,205.80 : x
  2. Step 2: Convert to fraction form
    9,316.20/13,974.30 = 6,205.80/x
  3. Step 3: Cross multiply
    9,316.20x = 13,974.30 × 6,205.80
  4. Step 4: Simplify right side
    9,316.20x = 86,721,710.94
  5. Step 5: Solve for x
    x = 86,721,710.94/9,316.20
  6. Step 6: Final answer
    x = 9,308.70

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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.