Home / 3,576.57-5,365.09-1,236.80

Finding the Fourth Proportional to 3,576.57, 5,365.09 and 1,236.80

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Solution

The fourth proportional to 3,576.57, 5,365.09 and 1,236.80 is: 1,855.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.57 : 5,365.09 = 1,236.80 : x
  2. Step 2: Convert to fraction form
    3,576.57/5,365.09 = 1,236.80/x
  3. Step 3: Cross multiply
    3,576.57x = 5,365.09 × 1,236.80
  4. Step 4: Simplify right side
    3,576.57x = 6,635,526.81
  5. Step 5: Solve for x
    x = 6,635,526.81/3,576.57
  6. Step 6: Final answer
    x = 1,855.28

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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.