Home / 11,454.87-17,173.54-7,934.76

Finding the Fourth Proportional to 11,454.87, 17,173.54 and 7,934.76

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Solution

The fourth proportional to 11,454.87, 17,173.54 and 7,934.76 is: 11,896.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,454.87 : 17,173.54 = 7,934.76 : x
  2. Step 2: Convert to fraction form
    11,454.87/17,173.54 = 7,934.76/x
  3. Step 3: Cross multiply
    11,454.87x = 17,173.54 × 7,934.76
  4. Step 4: Simplify right side
    11,454.87x = 136,267,918.25
  5. Step 5: Solve for x
    x = 136,267,918.25/11,454.87
  6. Step 6: Final answer
    x = 11,896.07

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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.