Home / 8,913.24-13,361.36-4,960.85

Finding the Fourth Proportional to 8,913.24, 13,361.36 and 4,960.85

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Solution

The fourth proportional to 8,913.24, 13,361.36 and 4,960.85 is: 7,436.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,913.24 : 13,361.36 = 4,960.85 : x
  2. Step 2: Convert to fraction form
    8,913.24/13,361.36 = 4,960.85/x
  3. Step 3: Cross multiply
    8,913.24x = 13,361.36 × 4,960.85
  4. Step 4: Simplify right side
    8,913.24x = 66,283,611.14
  5. Step 5: Solve for x
    x = 66,283,611.14/8,913.24
  6. Step 6: Final answer
    x = 7,436.53

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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.