Home / 12,606.35-18,908.08-3,371.63

Finding the Fourth Proportional to 12,606.35, 18,908.08 and 3,371.63

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Solution

The fourth proportional to 12,606.35, 18,908.08 and 3,371.63 is: 5,057.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,606.35 : 18,908.08 = 3,371.63 : x
  2. Step 2: Convert to fraction form
    12,606.35/18,908.08 = 3,371.63/x
  3. Step 3: Cross multiply
    12,606.35x = 18,908.08 × 3,371.63
  4. Step 4: Simplify right side
    12,606.35x = 63,750,946.80
  5. Step 5: Solve for x
    x = 63,750,946.80/12,606.35
  6. Step 6: Final answer
    x = 5,057.05

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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.