Home / 5,087.49-7,597.28-3,979.41

Finding the Fourth Proportional to 5,087.49, 7,597.28 and 3,979.41

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Solution

The fourth proportional to 5,087.49, 7,597.28 and 3,979.41 is: 5,942.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.49 : 7,597.28 = 3,979.41 : x
  2. Step 2: Convert to fraction form
    5,087.49/7,597.28 = 3,979.41/x
  3. Step 3: Cross multiply
    5,087.49x = 7,597.28 × 3,979.41
  4. Step 4: Simplify right side
    5,087.49x = 30,232,692.00
  5. Step 5: Solve for x
    x = 30,232,692.00/5,087.49
  6. Step 6: Final answer
    x = 5,942.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.