Home / 3,174.84-4,381.44-1,758.60

Finding the Fourth Proportional to 3,174.84, 4,381.44 and 1,758.60

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Solution

The fourth proportional to 3,174.84, 4,381.44 and 1,758.60 is: 2,426.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174.84 : 4,381.44 = 1,758.60 : x
  2. Step 2: Convert to fraction form
    3,174.84/4,381.44 = 1,758.60/x
  3. Step 3: Cross multiply
    3,174.84x = 4,381.44 × 1,758.60
  4. Step 4: Simplify right side
    3,174.84x = 7,705,200.38
  5. Step 5: Solve for x
    x = 7,705,200.38/3,174.84
  6. Step 6: Final answer
    x = 2,426.96

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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.