Home / 8,336.16-12,504.72-2,180

Finding the Fourth Proportional to 8,336.16, 12,504.72 and 2,180

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Solution

The fourth proportional to 8,336.16, 12,504.72 and 2,180 is: 3,270.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336.16 : 12,504.72 = 2,180 : x
  2. Step 2: Convert to fraction form
    8,336.16/12,504.72 = 2,180/x
  3. Step 3: Cross multiply
    8,336.16x = 12,504.72 × 2,180
  4. Step 4: Simplify right side
    8,336.16x = 27,260,289.60
  5. Step 5: Solve for x
    x = 27,260,289.60/8,336.16
  6. Step 6: Final answer
    x = 3,270.13

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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.