Home / 12,137.37-18,204.02-3,373.17

Finding the Fourth Proportional to 12,137.37, 18,204.02 and 3,373.17

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Solution

The fourth proportional to 12,137.37, 18,204.02 and 3,373.17 is: 5,059.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,137.37 : 18,204.02 = 3,373.17 : x
  2. Step 2: Convert to fraction form
    12,137.37/18,204.02 = 3,373.17/x
  3. Step 3: Cross multiply
    12,137.37x = 18,204.02 × 3,373.17
  4. Step 4: Simplify right side
    12,137.37x = 61,405,254.14
  5. Step 5: Solve for x
    x = 61,405,254.14/12,137.37
  6. Step 6: Final answer
    x = 5,059.19

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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.