Home / 3,118.76-4,675.26-1,169.48

Finding the Fourth Proportional to 3,118.76, 4,675.26 and 1,169.48

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Solution

The fourth proportional to 3,118.76, 4,675.26 and 1,169.48 is: 1,753.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.76 : 4,675.26 = 1,169.48 : x
  2. Step 2: Convert to fraction form
    3,118.76/4,675.26 = 1,169.48/x
  3. Step 3: Cross multiply
    3,118.76x = 4,675.26 × 1,169.48
  4. Step 4: Simplify right side
    3,118.76x = 5,467,623.06
  5. Step 5: Solve for x
    x = 5,467,623.06/3,118.76
  6. Step 6: Final answer
    x = 1,753.14

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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.