Home / 7,571.59-11,357.43-2,641.21

Finding the Fourth Proportional to 7,571.59, 11,357.43 and 2,641.21

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Solution

The fourth proportional to 7,571.59, 11,357.43 and 2,641.21 is: 3,961.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,571.59 : 11,357.43 = 2,641.21 : x
  2. Step 2: Convert to fraction form
    7,571.59/11,357.43 = 2,641.21/x
  3. Step 3: Cross multiply
    7,571.59x = 11,357.43 × 2,641.21
  4. Step 4: Simplify right side
    7,571.59x = 29,997,357.69
  5. Step 5: Solve for x
    x = 29,997,357.69/7,571.59
  6. Step 6: Final answer
    x = 3,961.83

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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.