Home / 4,103.38-6,154.72-1,329.99

Finding the Fourth Proportional to 4,103.38, 6,154.72 and 1,329.99

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Solution

The fourth proportional to 4,103.38, 6,154.72 and 1,329.99 is: 1,994.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.38 : 6,154.72 = 1,329.99 : x
  2. Step 2: Convert to fraction form
    4,103.38/6,154.72 = 1,329.99/x
  3. Step 3: Cross multiply
    4,103.38x = 6,154.72 × 1,329.99
  4. Step 4: Simplify right side
    4,103.38x = 8,185,716.05
  5. Step 5: Solve for x
    x = 8,185,716.05/4,103.38
  6. Step 6: Final answer
    x = 1,994.87

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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.