Home / 10,611.80-15,942.18-6,675.32

Finding the Fourth Proportional to 10,611.80, 15,942.18 and 6,675.32

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Solution

The fourth proportional to 10,611.80, 15,942.18 and 6,675.32 is: 10,028.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,611.80 : 15,942.18 = 6,675.32 : x
  2. Step 2: Convert to fraction form
    10,611.80/15,942.18 = 6,675.32/x
  3. Step 3: Cross multiply
    10,611.80x = 15,942.18 × 6,675.32
  4. Step 4: Simplify right side
    10,611.80x = 106,419,153.00
  5. Step 5: Solve for x
    x = 106,419,153.00/10,611.80
  6. Step 6: Final answer
    x = 10,028.38

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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.