Home / 7,548.80-11,324.41-2,621.36

Finding the Fourth Proportional to 7,548.80, 11,324.41 and 2,621.36

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Solution

The fourth proportional to 7,548.80, 11,324.41 and 2,621.36 is: 3,932.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.80 : 11,324.41 = 2,621.36 : x
  2. Step 2: Convert to fraction form
    7,548.80/11,324.41 = 2,621.36/x
  3. Step 3: Cross multiply
    7,548.80x = 11,324.41 × 2,621.36
  4. Step 4: Simplify right side
    7,548.80x = 29,685,377.16
  5. Step 5: Solve for x
    x = 29,685,377.16/7,548.80
  6. Step 6: Final answer
    x = 3,932.47

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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.