Home / 3,635.51-5,449.79-1,168.59

Finding the Fourth Proportional to 3,635.51, 5,449.79 and 1,168.59

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Solution

The fourth proportional to 3,635.51, 5,449.79 and 1,168.59 is: 1,751.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.51 : 5,449.79 = 1,168.59 : x
  2. Step 2: Convert to fraction form
    3,635.51/5,449.79 = 1,168.59/x
  3. Step 3: Cross multiply
    3,635.51x = 5,449.79 × 1,168.59
  4. Step 4: Simplify right side
    3,635.51x = 6,368,590.17
  5. Step 5: Solve for x
    x = 6,368,590.17/3,635.51
  6. Step 6: Final answer
    x = 1,751.77

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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.