Home / 5,512.16-7,606.64-3,028

Finding the Fourth Proportional to 5,512.16, 7,606.64 and 3,028

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Solution

The fourth proportional to 5,512.16, 7,606.64 and 3,028 is: 4,178.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.16 : 7,606.64 = 3,028 : x
  2. Step 2: Convert to fraction form
    5,512.16/7,606.64 = 3,028/x
  3. Step 3: Cross multiply
    5,512.16x = 7,606.64 × 3,028
  4. Step 4: Simplify right side
    5,512.16x = 23,032,905.92
  5. Step 5: Solve for x
    x = 23,032,905.92/5,512.16
  6. Step 6: Final answer
    x = 4,178.56

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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.