Home / 4,521.85-6,240.91-3,104.38

Finding the Fourth Proportional to 4,521.85, 6,240.91 and 3,104.38

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Solution

The fourth proportional to 4,521.85, 6,240.91 and 3,104.38 is: 4,284.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521.85 : 6,240.91 = 3,104.38 : x
  2. Step 2: Convert to fraction form
    4,521.85/6,240.91 = 3,104.38/x
  3. Step 3: Cross multiply
    4,521.85x = 6,240.91 × 3,104.38
  4. Step 4: Simplify right side
    4,521.85x = 19,374,162.05
  5. Step 5: Solve for x
    x = 19,374,162.05/4,521.85
  6. Step 6: Final answer
    x = 4,284.56

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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.