Home / 2,624.28-3,622.26-1,505.88

Finding the Fourth Proportional to 2,624.28, 3,622.26 and 1,505.88

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Solution

The fourth proportional to 2,624.28, 3,622.26 and 1,505.88 is: 2,078.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.28 : 3,622.26 = 1,505.88 : x
  2. Step 2: Convert to fraction form
    2,624.28/3,622.26 = 1,505.88/x
  3. Step 3: Cross multiply
    2,624.28x = 3,622.26 × 1,505.88
  4. Step 4: Simplify right side
    2,624.28x = 5,454,688.89
  5. Step 5: Solve for x
    x = 5,454,688.89/2,624.28
  6. Step 6: Final answer
    x = 2,078.55

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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.