Home / 8,414.77-11,611.84-4,637.29

Finding the Fourth Proportional to 8,414.77, 11,611.84 and 4,637.29

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Solution

The fourth proportional to 8,414.77, 11,611.84 and 4,637.29 is: 6,399.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,414.77 : 11,611.84 = 4,637.29 : x
  2. Step 2: Convert to fraction form
    8,414.77/11,611.84 = 4,637.29/x
  3. Step 3: Cross multiply
    8,414.77x = 11,611.84 × 4,637.29
  4. Step 4: Simplify right side
    8,414.77x = 53,847,469.51
  5. Step 5: Solve for x
    x = 53,847,469.51/8,414.77
  6. Step 6: Final answer
    x = 6,399.16

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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.