Home / 3,202.47-4,415.43-2,672.13

Finding the Fourth Proportional to 3,202.47, 4,415.43 and 2,672.13

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Solution

The fourth proportional to 3,202.47, 4,415.43 and 2,672.13 is: 3,684.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.47 : 4,415.43 = 2,672.13 : x
  2. Step 2: Convert to fraction form
    3,202.47/4,415.43 = 2,672.13/x
  3. Step 3: Cross multiply
    3,202.47x = 4,415.43 × 2,672.13
  4. Step 4: Simplify right side
    3,202.47x = 11,798,602.97
  5. Step 5: Solve for x
    x = 11,798,602.97/3,202.47
  6. Step 6: Final answer
    x = 3,684.22

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1.5x scale

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.