Home / 3,642.26-5,463.38-1,179.18

Finding the Fourth Proportional to 3,642.26, 5,463.38 and 1,179.18

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Solution

The fourth proportional to 3,642.26, 5,463.38 and 1,179.18 is: 1,768.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642.26 : 5,463.38 = 1,179.18 : x
  2. Step 2: Convert to fraction form
    3,642.26/5,463.38 = 1,179.18/x
  3. Step 3: Cross multiply
    3,642.26x = 5,463.38 × 1,179.18
  4. Step 4: Simplify right side
    3,642.26x = 6,442,308.43
  5. Step 5: Solve for x
    x = 6,442,308.43/3,642.26
  6. Step 6: Final answer
    x = 1,768.77

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Half scale
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Double scale
Find fourth proportional to 3,643.26, 5,464.88 and 1,180.18
Similar ratio
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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.