Home / 3,119.41-4,665.44-2,714.81

Finding the Fourth Proportional to 3,119.41, 4,665.44 and 2,714.81

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Solution

The fourth proportional to 3,119.41, 4,665.44 and 2,714.81 is: 4,060.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119.41 : 4,665.44 = 2,714.81 : x
  2. Step 2: Convert to fraction form
    3,119.41/4,665.44 = 2,714.81/x
  3. Step 3: Cross multiply
    3,119.41x = 4,665.44 × 2,714.81
  4. Step 4: Simplify right side
    3,119.41x = 12,665,781.26
  5. Step 5: Solve for x
    x = 12,665,781.26/3,119.41
  6. Step 6: Final answer
    x = 4,060.32

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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.