Home / 4,319.11-6,479.07-1,722.25

Finding the Fourth Proportional to 4,319.11, 6,479.07 and 1,722.25

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Solution

The fourth proportional to 4,319.11, 6,479.07 and 1,722.25 is: 2,583.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.11 : 6,479.07 = 1,722.25 : x
  2. Step 2: Convert to fraction form
    4,319.11/6,479.07 = 1,722.25/x
  3. Step 3: Cross multiply
    4,319.11x = 6,479.07 × 1,722.25
  4. Step 4: Simplify right side
    4,319.11x = 11,158,578.31
  5. Step 5: Solve for x
    x = 11,158,578.31/4,319.11
  6. Step 6: Final answer
    x = 2,583.54

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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.