Home / 4,000.46-5,519.21-2,320.95

Finding the Fourth Proportional to 4,000.46, 5,519.21 and 2,320.95

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Solution

The fourth proportional to 4,000.46, 5,519.21 and 2,320.95 is: 3,202.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.46 : 5,519.21 = 2,320.95 : x
  2. Step 2: Convert to fraction form
    4,000.46/5,519.21 = 2,320.95/x
  3. Step 3: Cross multiply
    4,000.46x = 5,519.21 × 2,320.95
  4. Step 4: Simplify right side
    4,000.46x = 12,809,839.12
  5. Step 5: Solve for x
    x = 12,809,839.12/4,000.46
  6. Step 6: Final answer
    x = 3,202.09

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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.