Home / 2,250.40-3,099.60-2,236.96

Finding the Fourth Proportional to 2,250.40, 3,099.60 and 2,236.96

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Solution

The fourth proportional to 2,250.40, 3,099.60 and 2,236.96 is: 3,081.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250.40 : 3,099.60 = 2,236.96 : x
  2. Step 2: Convert to fraction form
    2,250.40/3,099.60 = 2,236.96/x
  3. Step 3: Cross multiply
    2,250.40x = 3,099.60 × 2,236.96
  4. Step 4: Simplify right side
    2,250.40x = 6,933,681.22
  5. Step 5: Solve for x
    x = 6,933,681.22/2,250.40
  6. Step 6: Final answer
    x = 3,081.09

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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.