Home / 2,336.18-3,214.80-2,321.80

Finding the Fourth Proportional to 2,336.18, 3,214.80 and 2,321.80

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Solution

The fourth proportional to 2,336.18, 3,214.80 and 2,321.80 is: 3,195.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,336.18 : 3,214.80 = 2,321.80 : x
  2. Step 2: Convert to fraction form
    2,336.18/3,214.80 = 2,321.80/x
  3. Step 3: Cross multiply
    2,336.18x = 3,214.80 × 2,321.80
  4. Step 4: Simplify right side
    2,336.18x = 7,464,114.60
  5. Step 5: Solve for x
    x = 7,464,114.60/2,336.18
  6. Step 6: Final answer
    x = 3,195.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.