Home / 3,645.61-5,468.41-1,180.37

Finding the Fourth Proportional to 3,645.61, 5,468.41 and 1,180.37

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Solution

The fourth proportional to 3,645.61, 5,468.41 and 1,180.37 is: 1,770.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.61 : 5,468.41 = 1,180.37 : x
  2. Step 2: Convert to fraction form
    3,645.61/5,468.41 = 1,180.37/x
  3. Step 3: Cross multiply
    3,645.61x = 5,468.41 × 1,180.37
  4. Step 4: Simplify right side
    3,645.61x = 6,454,762.26
  5. Step 5: Solve for x
    x = 6,454,762.26/3,645.61
  6. Step 6: Final answer
    x = 1,770.56

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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.