Home / 7,553.90-11,324.84-2,872.96

Finding the Fourth Proportional to 7,553.90, 11,324.84 and 2,872.96

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Solution

The fourth proportional to 7,553.90, 11,324.84 and 2,872.96 is: 4,307.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.90 : 11,324.84 = 2,872.96 : x
  2. Step 2: Convert to fraction form
    7,553.90/11,324.84 = 2,872.96/x
  3. Step 3: Cross multiply
    7,553.90x = 11,324.84 × 2,872.96
  4. Step 4: Simplify right side
    7,553.90x = 32,535,812.33
  5. Step 5: Solve for x
    x = 32,535,812.33/7,553.90
  6. Step 6: Final answer
    x = 4,307.15

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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.