Home / 3,687.24-5,530.80-1,740.84

Finding the Fourth Proportional to 3,687.24, 5,530.80 and 1,740.84

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Solution

The fourth proportional to 3,687.24, 5,530.80 and 1,740.84 is: 2,611.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687.24 : 5,530.80 = 1,740.84 : x
  2. Step 2: Convert to fraction form
    3,687.24/5,530.80 = 1,740.84/x
  3. Step 3: Cross multiply
    3,687.24x = 5,530.80 × 1,740.84
  4. Step 4: Simplify right side
    3,687.24x = 9,628,237.87
  5. Step 5: Solve for x
    x = 9,628,237.87/3,687.24
  6. Step 6: Final answer
    x = 2,611.23

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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.