Home / 3,117.30-4,676.04-1,169.70

Finding the Fourth Proportional to 3,117.30, 4,676.04 and 1,169.70

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Solution

The fourth proportional to 3,117.30, 4,676.04 and 1,169.70 is: 1,754.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.30 : 4,676.04 = 1,169.70 : x
  2. Step 2: Convert to fraction form
    3,117.30/4,676.04 = 1,169.70/x
  3. Step 3: Cross multiply
    3,117.30x = 4,676.04 × 1,169.70
  4. Step 4: Simplify right side
    3,117.30x = 5,469,563.99
  5. Step 5: Solve for x
    x = 5,469,563.99/3,117.30
  6. Step 6: Final answer
    x = 1,754.58

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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.