Home / 7,450.08-11,176.80-2,520

Finding the Fourth Proportional to 7,450.08, 11,176.80 and 2,520

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Solution

The fourth proportional to 7,450.08, 11,176.80 and 2,520 is: 3,780.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.08 : 11,176.80 = 2,520 : x
  2. Step 2: Convert to fraction form
    7,450.08/11,176.80 = 2,520/x
  3. Step 3: Cross multiply
    7,450.08x = 11,176.80 × 2,520
  4. Step 4: Simplify right side
    7,450.08x = 28,165,536
  5. Step 5: Solve for x
    x = 28,165,536/7,450.08
  6. Step 6: Final answer
    x = 3,780.57

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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.