Home / 12,562.56-18,846.36-3,797.28

Finding the Fourth Proportional to 12,562.56, 18,846.36 and 3,797.28

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Solution

The fourth proportional to 12,562.56, 18,846.36 and 3,797.28 is: 5,696.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562.56 : 18,846.36 = 3,797.28 : x
  2. Step 2: Convert to fraction form
    12,562.56/18,846.36 = 3,797.28/x
  3. Step 3: Cross multiply
    12,562.56x = 18,846.36 × 3,797.28
  4. Step 4: Simplify right side
    12,562.56x = 71,564,905.90
  5. Step 5: Solve for x
    x = 71,564,905.90/12,562.56
  6. Step 6: Final answer
    x = 5,696.68

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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.