Home / 4,087.42-6,123.09-2,696.53

Finding the Fourth Proportional to 4,087.42, 6,123.09 and 2,696.53

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Solution

The fourth proportional to 4,087.42, 6,123.09 and 2,696.53 is: 4,039.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.42 : 6,123.09 = 2,696.53 : x
  2. Step 2: Convert to fraction form
    4,087.42/6,123.09 = 2,696.53/x
  3. Step 3: Cross multiply
    4,087.42x = 6,123.09 × 2,696.53
  4. Step 4: Simplify right side
    4,087.42x = 16,511,095.88
  5. Step 5: Solve for x
    x = 16,511,095.88/4,087.42
  6. Step 6: Final answer
    x = 4,039.49

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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.