Home / 1,444.58-2,166.68-826.28

Finding the Fourth Proportional to 1,444.58, 2,166.68 and 826.28

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Solution

The fourth proportional to 1,444.58, 2,166.68 and 826.28 is: 1,239.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444.58 : 2,166.68 = 826.28 : x
  2. Step 2: Convert to fraction form
    1,444.58/2,166.68 = 826.28/x
  3. Step 3: Cross multiply
    1,444.58x = 2,166.68 × 826.28
  4. Step 4: Simplify right side
    1,444.58x = 1,790,284.35
  5. Step 5: Solve for x
    x = 1,790,284.35/1,444.58
  6. Step 6: Final answer
    x = 1,239.31

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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.