Home / 4,302.28-6,454.50-2,112.04

Finding the Fourth Proportional to 4,302.28, 6,454.50 and 2,112.04

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Solution

The fourth proportional to 4,302.28, 6,454.50 and 2,112.04 is: 3,168.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,302.28 : 6,454.50 = 2,112.04 : x
  2. Step 2: Convert to fraction form
    4,302.28/6,454.50 = 2,112.04/x
  3. Step 3: Cross multiply
    4,302.28x = 6,454.50 × 2,112.04
  4. Step 4: Simplify right side
    4,302.28x = 13,632,162.18
  5. Step 5: Solve for x
    x = 13,632,162.18/4,302.28
  6. Step 6: Final answer
    x = 3,168.59

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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.