Home / 3,686.46-5,094.27-2,906.70

Finding the Fourth Proportional to 3,686.46, 5,094.27 and 2,906.70

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Solution

The fourth proportional to 3,686.46, 5,094.27 and 2,906.70 is: 4,016.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.46 : 5,094.27 = 2,906.70 : x
  2. Step 2: Convert to fraction form
    3,686.46/5,094.27 = 2,906.70/x
  3. Step 3: Cross multiply
    3,686.46x = 5,094.27 × 2,906.70
  4. Step 4: Simplify right side
    3,686.46x = 14,807,514.61
  5. Step 5: Solve for x
    x = 14,807,514.61/3,686.46
  6. Step 6: Final answer
    x = 4,016.73

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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.