Home / 4,227.90-5,830.38-3,812.59

Finding the Fourth Proportional to 4,227.90, 5,830.38 and 3,812.59

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Solution

The fourth proportional to 4,227.90, 5,830.38 and 3,812.59 is: 5,257.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.90 : 5,830.38 = 3,812.59 : x
  2. Step 2: Convert to fraction form
    4,227.90/5,830.38 = 3,812.59/x
  3. Step 3: Cross multiply
    4,227.90x = 5,830.38 × 3,812.59
  4. Step 4: Simplify right side
    4,227.90x = 22,228,822.98
  5. Step 5: Solve for x
    x = 22,228,822.98/4,227.90
  6. Step 6: Final answer
    x = 5,257.66

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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.