Home / 4,131.17-5,695.39-2,950.19

Finding the Fourth Proportional to 4,131.17, 5,695.39 and 2,950.19

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Solution

The fourth proportional to 4,131.17, 5,695.39 and 2,950.19 is: 4,067.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.17 : 5,695.39 = 2,950.19 : x
  2. Step 2: Convert to fraction form
    4,131.17/5,695.39 = 2,950.19/x
  3. Step 3: Cross multiply
    4,131.17x = 5,695.39 × 2,950.19
  4. Step 4: Simplify right side
    4,131.17x = 16,802,482.62
  5. Step 5: Solve for x
    x = 16,802,482.62/4,131.17
  6. Step 6: Final answer
    x = 4,067.25

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Half scale
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Double scale
Find fourth proportional to 4,132.17, 5,696.77 and 2,951.19
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.