Home / 5,687.04-7,847.69-3,169.25

Finding the Fourth Proportional to 5,687.04, 7,847.69 and 3,169.25

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Solution

The fourth proportional to 5,687.04, 7,847.69 and 3,169.25 is: 4,373.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,687.04 : 7,847.69 = 3,169.25 : x
  2. Step 2: Convert to fraction form
    5,687.04/7,847.69 = 3,169.25/x
  3. Step 3: Cross multiply
    5,687.04x = 7,847.69 × 3,169.25
  4. Step 4: Simplify right side
    5,687.04x = 24,871,287.95
  5. Step 5: Solve for x
    x = 24,871,287.95/5,687.04
  6. Step 6: Final answer
    x = 4,373.33

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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.