Home / 8,090.80-11,166.35-4,554.70

Finding the Fourth Proportional to 8,090.80, 11,166.35 and 4,554.70

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Solution

The fourth proportional to 8,090.80, 11,166.35 and 4,554.70 is: 6,286.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.80 : 11,166.35 = 4,554.70 : x
  2. Step 2: Convert to fraction form
    8,090.80/11,166.35 = 4,554.70/x
  3. Step 3: Cross multiply
    8,090.80x = 11,166.35 × 4,554.70
  4. Step 4: Simplify right side
    8,090.80x = 50,859,323.66
  5. Step 5: Solve for x
    x = 50,859,323.66/8,090.80
  6. Step 6: Final answer
    x = 6,286.07

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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.