Home / 12,370.06-18,553.29-3,602.62

Finding the Fourth Proportional to 12,370.06, 18,553.29 and 3,602.62

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Solution

The fourth proportional to 12,370.06, 18,553.29 and 3,602.62 is: 5,403.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,370.06 : 18,553.29 = 3,602.62 : x
  2. Step 2: Convert to fraction form
    12,370.06/18,553.29 = 3,602.62/x
  3. Step 3: Cross multiply
    12,370.06x = 18,553.29 × 3,602.62
  4. Step 4: Simplify right side
    12,370.06x = 66,840,453.62
  5. Step 5: Solve for x
    x = 66,840,453.62/12,370.06
  6. Step 6: Final answer
    x = 5,403.41

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1.5x scale

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.