Home / 4,371.35-6,544.38-3,920.65

Finding the Fourth Proportional to 4,371.35, 6,544.38 and 3,920.65

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Solution

The fourth proportional to 4,371.35, 6,544.38 and 3,920.65 is: 5,869.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,371.35 : 6,544.38 = 3,920.65 : x
  2. Step 2: Convert to fraction form
    4,371.35/6,544.38 = 3,920.65/x
  3. Step 3: Cross multiply
    4,371.35x = 6,544.38 × 3,920.65
  4. Step 4: Simplify right side
    4,371.35x = 25,658,207.09
  5. Step 5: Solve for x
    x = 25,658,207.09/4,371.35
  6. Step 6: Final answer
    x = 5,869.64

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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.