Home / 7,555.20-11,333.34-2,624.20

Finding the Fourth Proportional to 7,555.20, 11,333.34 and 2,624.20

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Solution

The fourth proportional to 7,555.20, 11,333.34 and 2,624.20 is: 3,936.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.20 : 11,333.34 = 2,624.20 : x
  2. Step 2: Convert to fraction form
    7,555.20/11,333.34 = 2,624.20/x
  3. Step 3: Cross multiply
    7,555.20x = 11,333.34 × 2,624.20
  4. Step 4: Simplify right side
    7,555.20x = 29,740,950.83
  5. Step 5: Solve for x
    x = 29,740,950.83/7,555.20
  6. Step 6: Final answer
    x = 3,936.49

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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.