Home / 2,179.40-3,265.26-1,492.04

Finding the Fourth Proportional to 2,179.40, 3,265.26 and 1,492.04

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Solution

The fourth proportional to 2,179.40, 3,265.26 and 1,492.04 is: 2,235.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179.40 : 3,265.26 = 1,492.04 : x
  2. Step 2: Convert to fraction form
    2,179.40/3,265.26 = 1,492.04/x
  3. Step 3: Cross multiply
    2,179.40x = 3,265.26 × 1,492.04
  4. Step 4: Simplify right side
    2,179.40x = 4,871,898.53
  5. Step 5: Solve for x
    x = 4,871,898.53/2,179.40
  6. Step 6: Final answer
    x = 2,235.43

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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.