Home / 3,014.94-4,159.38-1,755.78

Finding the Fourth Proportional to 3,014.94, 4,159.38 and 1,755.78

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Solution

The fourth proportional to 3,014.94, 4,159.38 and 1,755.78 is: 2,422.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.94 : 4,159.38 = 1,755.78 : x
  2. Step 2: Convert to fraction form
    3,014.94/4,159.38 = 1,755.78/x
  3. Step 3: Cross multiply
    3,014.94x = 4,159.38 × 1,755.78
  4. Step 4: Simplify right side
    3,014.94x = 7,302,956.22
  5. Step 5: Solve for x
    x = 7,302,956.22/3,014.94
  6. Step 6: Final answer
    x = 2,422.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.