Home / 4,157.71-6,218.33-3,618.25

Finding the Fourth Proportional to 4,157.71, 6,218.33 and 3,618.25

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Solution

The fourth proportional to 4,157.71, 6,218.33 and 3,618.25 is: 5,411.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.71 : 6,218.33 = 3,618.25 : x
  2. Step 2: Convert to fraction form
    4,157.71/6,218.33 = 3,618.25/x
  3. Step 3: Cross multiply
    4,157.71x = 6,218.33 × 3,618.25
  4. Step 4: Simplify right side
    4,157.71x = 22,499,472.52
  5. Step 5: Solve for x
    x = 22,499,472.52/4,157.71
  6. Step 6: Final answer
    x = 5,411.51

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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.