Home / 8,383.28-12,576.56-2,837.54

Finding the Fourth Proportional to 8,383.28, 12,576.56 and 2,837.54

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Solution

The fourth proportional to 8,383.28, 12,576.56 and 2,837.54 is: 4,256.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,383.28 : 12,576.56 = 2,837.54 : x
  2. Step 2: Convert to fraction form
    8,383.28/12,576.56 = 2,837.54/x
  3. Step 3: Cross multiply
    8,383.28x = 12,576.56 × 2,837.54
  4. Step 4: Simplify right side
    8,383.28x = 35,686,509.32
  5. Step 5: Solve for x
    x = 35,686,509.32/8,383.28
  6. Step 6: Final answer
    x = 4,256.87

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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.