Home / 6,965.91-10,448.87-2,578.23

Finding the Fourth Proportional to 6,965.91, 10,448.87 and 2,578.23

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Solution

The fourth proportional to 6,965.91, 10,448.87 and 2,578.23 is: 3,867.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,965.91 : 10,448.87 = 2,578.23 : x
  2. Step 2: Convert to fraction form
    6,965.91/10,448.87 = 2,578.23/x
  3. Step 3: Cross multiply
    6,965.91x = 10,448.87 × 2,578.23
  4. Step 4: Simplify right side
    6,965.91x = 26,939,577.21
  5. Step 5: Solve for x
    x = 26,939,577.21/6,965.91
  6. Step 6: Final answer
    x = 3,867.35

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Double scale
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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.