Home / 8,205.80-11,324.16-4,669.04

Finding the Fourth Proportional to 8,205.80, 11,324.16 and 4,669.04

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Solution

The fourth proportional to 8,205.80, 11,324.16 and 4,669.04 is: 6,443.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,205.80 : 11,324.16 = 4,669.04 : x
  2. Step 2: Convert to fraction form
    8,205.80/11,324.16 = 4,669.04/x
  3. Step 3: Cross multiply
    8,205.80x = 11,324.16 × 4,669.04
  4. Step 4: Simplify right side
    8,205.80x = 52,872,956.01
  5. Step 5: Solve for x
    x = 52,872,956.01/8,205.80
  6. Step 6: Final answer
    x = 6,443.36

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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.