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Finding the Fourth Proportional to 2,059.26, 3,088.26 and 826.02

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Solution

The fourth proportional to 2,059.26, 3,088.26 and 826.02 is: 1,238.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059.26 : 3,088.26 = 826.02 : x
  2. Step 2: Convert to fraction form
    2,059.26/3,088.26 = 826.02/x
  3. Step 3: Cross multiply
    2,059.26x = 3,088.26 × 826.02
  4. Step 4: Simplify right side
    2,059.26x = 2,550,964.53
  5. Step 5: Solve for x
    x = 2,550,964.53/2,059.26
  6. Step 6: Final answer
    x = 1,238.78

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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.