Home / 2,645.25-3,967.57-1,063.91

Finding the Fourth Proportional to 2,645.25, 3,967.57 and 1,063.91

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Solution

The fourth proportional to 2,645.25, 3,967.57 and 1,063.91 is: 1,595.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,645.25 : 3,967.57 = 1,063.91 : x
  2. Step 2: Convert to fraction form
    2,645.25/3,967.57 = 1,063.91/x
  3. Step 3: Cross multiply
    2,645.25x = 3,967.57 × 1,063.91
  4. Step 4: Simplify right side
    2,645.25x = 4,221,137.40
  5. Step 5: Solve for x
    x = 4,221,137.40/2,645.25
  6. Step 6: Final answer
    x = 1,595.74

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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.