Home / 3,116.94-4,676.13-1,170.06

Finding the Fourth Proportional to 3,116.94, 4,676.13 and 1,170.06

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Solution

The fourth proportional to 3,116.94, 4,676.13 and 1,170.06 is: 1,755.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.94 : 4,676.13 = 1,170.06 : x
  2. Step 2: Convert to fraction form
    3,116.94/4,676.13 = 1,170.06/x
  3. Step 3: Cross multiply
    3,116.94x = 4,676.13 × 1,170.06
  4. Step 4: Simplify right side
    3,116.94x = 5,471,352.67
  5. Step 5: Solve for x
    x = 5,471,352.67/3,116.94
  6. Step 6: Final answer
    x = 1,755.36

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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.