Home / 3,954.32-5,929.62-2,311.34

Finding the Fourth Proportional to 3,954.32, 5,929.62 and 2,311.34

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Solution

The fourth proportional to 3,954.32, 5,929.62 and 2,311.34 is: 3,465.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.32 : 5,929.62 = 2,311.34 : x
  2. Step 2: Convert to fraction form
    3,954.32/5,929.62 = 2,311.34/x
  3. Step 3: Cross multiply
    3,954.32x = 5,929.62 × 2,311.34
  4. Step 4: Simplify right side
    3,954.32x = 13,705,367.89
  5. Step 5: Solve for x
    x = 13,705,367.89/3,954.32
  6. Step 6: Final answer
    x = 3,465.92

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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.