Home / 3,671.46-5,057.37-3,402.36

Finding the Fourth Proportional to 3,671.46, 5,057.37 and 3,402.36

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Solution

The fourth proportional to 3,671.46, 5,057.37 and 3,402.36 is: 4,686.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671.46 : 5,057.37 = 3,402.36 : x
  2. Step 2: Convert to fraction form
    3,671.46/5,057.37 = 3,402.36/x
  3. Step 3: Cross multiply
    3,671.46x = 5,057.37 × 3,402.36
  4. Step 4: Simplify right side
    3,671.46x = 17,206,993.39
  5. Step 5: Solve for x
    x = 17,206,993.39/3,671.46
  6. Step 6: Final answer
    x = 4,686.69

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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.