Home / 6,963.62-9,611.20-4,132.56

Finding the Fourth Proportional to 6,963.62, 9,611.20 and 4,132.56

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Solution

The fourth proportional to 6,963.62, 9,611.20 and 4,132.56 is: 5,703.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,963.62 : 9,611.20 = 4,132.56 : x
  2. Step 2: Convert to fraction form
    6,963.62/9,611.20 = 4,132.56/x
  3. Step 3: Cross multiply
    6,963.62x = 9,611.20 × 4,132.56
  4. Step 4: Simplify right side
    6,963.62x = 39,718,860.67
  5. Step 5: Solve for x
    x = 39,718,860.67/6,963.62
  6. Step 6: Final answer
    x = 5,703.77

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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.