Home / 7,923.99-11,885.97-3,246.18

Finding the Fourth Proportional to 7,923.99, 11,885.97 and 3,246.18

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Solution

The fourth proportional to 7,923.99, 11,885.97 and 3,246.18 is: 4,869.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.99 : 11,885.97 = 3,246.18 : x
  2. Step 2: Convert to fraction form
    7,923.99/11,885.97 = 3,246.18/x
  3. Step 3: Cross multiply
    7,923.99x = 11,885.97 × 3,246.18
  4. Step 4: Simplify right side
    7,923.99x = 38,583,998.09
  5. Step 5: Solve for x
    x = 38,583,998.09/7,923.99
  6. Step 6: Final answer
    x = 4,869.26

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Double scale
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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.