Home / 6,919.94-10,379.92-1,725.82

Finding the Fourth Proportional to 6,919.94, 10,379.92 and 1,725.82

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Solution

The fourth proportional to 6,919.94, 10,379.92 and 1,725.82 is: 2,588.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919.94 : 10,379.92 = 1,725.82 : x
  2. Step 2: Convert to fraction form
    6,919.94/10,379.92 = 1,725.82/x
  3. Step 3: Cross multiply
    6,919.94x = 10,379.92 × 1,725.82
  4. Step 4: Simplify right side
    6,919.94x = 17,913,873.53
  5. Step 5: Solve for x
    x = 17,913,873.53/6,919.94
  6. Step 6: Final answer
    x = 2,588.73

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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.