Home / 3,645.51-5,468.43-1,180.52

Finding the Fourth Proportional to 3,645.51, 5,468.43 and 1,180.52

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Solution

The fourth proportional to 3,645.51, 5,468.43 and 1,180.52 is: 1,770.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.51 : 5,468.43 = 1,180.52 : x
  2. Step 2: Convert to fraction form
    3,645.51/5,468.43 = 1,180.52/x
  3. Step 3: Cross multiply
    3,645.51x = 5,468.43 × 1,180.52
  4. Step 4: Simplify right side
    3,645.51x = 6,455,590.98
  5. Step 5: Solve for x
    x = 6,455,590.98/3,645.51
  6. Step 6: Final answer
    x = 1,770.83

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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.