Home / 7,479.25-10,319.94-4,493.99

Finding the Fourth Proportional to 7,479.25, 10,319.94 and 4,493.99

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Solution

The fourth proportional to 7,479.25, 10,319.94 and 4,493.99 is: 6,200.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479.25 : 10,319.94 = 4,493.99 : x
  2. Step 2: Convert to fraction form
    7,479.25/10,319.94 = 4,493.99/x
  3. Step 3: Cross multiply
    7,479.25x = 10,319.94 × 4,493.99
  4. Step 4: Simplify right side
    7,479.25x = 46,377,732.96
  5. Step 5: Solve for x
    x = 46,377,732.96/7,479.25
  6. Step 6: Final answer
    x = 6,200.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.