Home / 2,624.24-3,936.58-750.12

Finding the Fourth Proportional to 2,624.24, 3,936.58 and 750.12

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Solution

The fourth proportional to 2,624.24, 3,936.58 and 750.12 is: 1,125.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.24 : 3,936.58 = 750.12 : x
  2. Step 2: Convert to fraction form
    2,624.24/3,936.58 = 750.12/x
  3. Step 3: Cross multiply
    2,624.24x = 3,936.58 × 750.12
  4. Step 4: Simplify right side
    2,624.24x = 2,952,907.39
  5. Step 5: Solve for x
    x = 2,952,907.39/2,624.24
  6. Step 6: Final answer
    x = 1,125.24

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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.