Home / 3,645.29-5,468.07-1,180.13

Finding the Fourth Proportional to 3,645.29, 5,468.07 and 1,180.13

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Solution

The fourth proportional to 3,645.29, 5,468.07 and 1,180.13 is: 1,770.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.29 : 5,468.07 = 1,180.13 : x
  2. Step 2: Convert to fraction form
    3,645.29/5,468.07 = 1,180.13/x
  3. Step 3: Cross multiply
    3,645.29x = 5,468.07 × 1,180.13
  4. Step 4: Simplify right side
    3,645.29x = 6,453,006.11
  5. Step 5: Solve for x
    x = 6,453,006.11/3,645.29
  6. Step 6: Final answer
    x = 1,770.23

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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.