Home / 7,624.68-11,433.38-3,239.75

Finding the Fourth Proportional to 7,624.68, 11,433.38 and 3,239.75

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Solution

The fourth proportional to 7,624.68, 11,433.38 and 3,239.75 is: 4,858.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624.68 : 11,433.38 = 3,239.75 : x
  2. Step 2: Convert to fraction form
    7,624.68/11,433.38 = 3,239.75/x
  3. Step 3: Cross multiply
    7,624.68x = 11,433.38 × 3,239.75
  4. Step 4: Simplify right side
    7,624.68x = 37,041,219.49
  5. Step 5: Solve for x
    x = 37,041,219.49/7,624.68
  6. Step 6: Final answer
    x = 4,858.07

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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.