Home / 3,317.68-4,578.19-1,825.66

Finding the Fourth Proportional to 3,317.68, 4,578.19 and 1,825.66

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Solution

The fourth proportional to 3,317.68, 4,578.19 and 1,825.66 is: 2,519.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.68 : 4,578.19 = 1,825.66 : x
  2. Step 2: Convert to fraction form
    3,317.68/4,578.19 = 1,825.66/x
  3. Step 3: Cross multiply
    3,317.68x = 4,578.19 × 1,825.66
  4. Step 4: Simplify right side
    3,317.68x = 8,358,219.51
  5. Step 5: Solve for x
    x = 8,358,219.51/3,317.68
  6. Step 6: Final answer
    x = 2,519.30

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Half scale
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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.