Home / 2,555.40-3,833.09-2,096.35

Finding the Fourth Proportional to 2,555.40, 3,833.09 and 2,096.35

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Solution

The fourth proportional to 2,555.40, 3,833.09 and 2,096.35 is: 3,144.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.40 : 3,833.09 = 2,096.35 : x
  2. Step 2: Convert to fraction form
    2,555.40/3,833.09 = 2,096.35/x
  3. Step 3: Cross multiply
    2,555.40x = 3,833.09 × 2,096.35
  4. Step 4: Simplify right side
    2,555.40x = 8,035,513.05
  5. Step 5: Solve for x
    x = 8,035,513.05/2,555.40
  6. Step 6: Final answer
    x = 3,144.53

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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.