Home / 7,474.53-11,210.76-3,963

Finding the Fourth Proportional to 7,474.53, 11,210.76 and 3,963

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Solution

The fourth proportional to 7,474.53, 11,210.76 and 3,963 is: 5,943.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,474.53 : 11,210.76 = 3,963 : x
  2. Step 2: Convert to fraction form
    7,474.53/11,210.76 = 3,963/x
  3. Step 3: Cross multiply
    7,474.53x = 11,210.76 × 3,963
  4. Step 4: Simplify right side
    7,474.53x = 44,428,241.88
  5. Step 5: Solve for x
    x = 44,428,241.88/7,474.53
  6. Step 6: Final answer
    x = 5,943.95

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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.