Home / 3,329.28-4,994.52-1,381.62

Finding the Fourth Proportional to 3,329.28, 4,994.52 and 1,381.62

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Solution

The fourth proportional to 3,329.28, 4,994.52 and 1,381.62 is: 2,072.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.28 : 4,994.52 = 1,381.62 : x
  2. Step 2: Convert to fraction form
    3,329.28/4,994.52 = 1,381.62/x
  3. Step 3: Cross multiply
    3,329.28x = 4,994.52 × 1,381.62
  4. Step 4: Simplify right side
    3,329.28x = 6,900,528.72
  5. Step 5: Solve for x
    x = 6,900,528.72/3,329.28
  6. Step 6: Final answer
    x = 2,072.68

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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.