Home / 7,949.66-11,925.56-2,755.94

Finding the Fourth Proportional to 7,949.66, 11,925.56 and 2,755.94

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Solution

The fourth proportional to 7,949.66, 11,925.56 and 2,755.94 is: 4,134.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949.66 : 11,925.56 = 2,755.94 : x
  2. Step 2: Convert to fraction form
    7,949.66/11,925.56 = 2,755.94/x
  3. Step 3: Cross multiply
    7,949.66x = 11,925.56 × 2,755.94
  4. Step 4: Simplify right side
    7,949.66x = 32,866,075.09
  5. Step 5: Solve for x
    x = 32,866,075.09/7,949.66
  6. Step 6: Final answer
    x = 4,134.28

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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.