Home / 7,571.34-11,357.55-2,641.14

Finding the Fourth Proportional to 7,571.34, 11,357.55 and 2,641.14

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Solution

The fourth proportional to 7,571.34, 11,357.55 and 2,641.14 is: 3,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,571.34 : 11,357.55 = 2,641.14 : x
  2. Step 2: Convert to fraction form
    7,571.34/11,357.55 = 2,641.14/x
  3. Step 3: Cross multiply
    7,571.34x = 11,357.55 × 2,641.14
  4. Step 4: Simplify right side
    7,571.34x = 29,996,879.61
  5. Step 5: Solve for x
    x = 29,996,879.61/7,571.34
  6. Step 6: Final answer
    x = 3,961.90

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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.