Home / 6,919.58-10,379.38-1,725.44

Finding the Fourth Proportional to 6,919.58, 10,379.38 and 1,725.44

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Solution

The fourth proportional to 6,919.58, 10,379.38 and 1,725.44 is: 2,588.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919.58 : 10,379.38 = 1,725.44 : x
  2. Step 2: Convert to fraction form
    6,919.58/10,379.38 = 1,725.44/x
  3. Step 3: Cross multiply
    6,919.58x = 10,379.38 × 1,725.44
  4. Step 4: Simplify right side
    6,919.58x = 17,908,997.43
  5. Step 5: Solve for x
    x = 17,908,997.43/6,919.58
  6. Step 6: Final answer
    x = 2,588.16

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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.