Home / 5,072.45-7,597.91-3,311.23

Finding the Fourth Proportional to 5,072.45, 7,597.91 and 3,311.23

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Solution

The fourth proportional to 5,072.45, 7,597.91 and 3,311.23 is: 4,959.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.45 : 7,597.91 = 3,311.23 : x
  2. Step 2: Convert to fraction form
    5,072.45/7,597.91 = 3,311.23/x
  3. Step 3: Cross multiply
    5,072.45x = 7,597.91 × 3,311.23
  4. Step 4: Simplify right side
    5,072.45x = 25,158,427.53
  5. Step 5: Solve for x
    x = 25,158,427.53/5,072.45
  6. Step 6: Final answer
    x = 4,959.82

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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.