Home / 7,500.96-11,253.06-4,215.96

Finding the Fourth Proportional to 7,500.96, 11,253.06 and 4,215.96

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Solution

The fourth proportional to 7,500.96, 11,253.06 and 4,215.96 is: 6,324.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.96 : 11,253.06 = 4,215.96 : x
  2. Step 2: Convert to fraction form
    7,500.96/11,253.06 = 4,215.96/x
  3. Step 3: Cross multiply
    7,500.96x = 11,253.06 × 4,215.96
  4. Step 4: Simplify right side
    7,500.96x = 47,442,450.84
  5. Step 5: Solve for x
    x = 47,442,450.84/7,500.96
  6. Step 6: Final answer
    x = 6,324.85

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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.