Home / 3,512.17-4,845.28-2,186.29

Finding the Fourth Proportional to 3,512.17, 4,845.28 and 2,186.29

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Solution

The fourth proportional to 3,512.17, 4,845.28 and 2,186.29 is: 3,016.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.17 : 4,845.28 = 2,186.29 : x
  2. Step 2: Convert to fraction form
    3,512.17/4,845.28 = 2,186.29/x
  3. Step 3: Cross multiply
    3,512.17x = 4,845.28 × 2,186.29
  4. Step 4: Simplify right side
    3,512.17x = 10,593,187.21
  5. Step 5: Solve for x
    x = 10,593,187.21/3,512.17
  6. Step 6: Final answer
    x = 3,016.14

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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.