Home / 3,118.10-4,675.89-1,169.24

Finding the Fourth Proportional to 3,118.10, 4,675.89 and 1,169.24

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Solution

The fourth proportional to 3,118.10, 4,675.89 and 1,169.24 is: 1,753.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.10 : 4,675.89 = 1,169.24 : x
  2. Step 2: Convert to fraction form
    3,118.10/4,675.89 = 1,169.24/x
  3. Step 3: Cross multiply
    3,118.10x = 4,675.89 × 1,169.24
  4. Step 4: Simplify right side
    3,118.10x = 5,467,237.62
  5. Step 5: Solve for x
    x = 5,467,237.62/3,118.10
  6. Step 6: Final answer
    x = 1,753.39

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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.