Home / 2,891.03-4,333.68-1,486.22

Finding the Fourth Proportional to 2,891.03, 4,333.68 and 1,486.22

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Solution

The fourth proportional to 2,891.03, 4,333.68 and 1,486.22 is: 2,227.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891.03 : 4,333.68 = 1,486.22 : x
  2. Step 2: Convert to fraction form
    2,891.03/4,333.68 = 1,486.22/x
  3. Step 3: Cross multiply
    2,891.03x = 4,333.68 × 1,486.22
  4. Step 4: Simplify right side
    2,891.03x = 6,440,780.22
  5. Step 5: Solve for x
    x = 6,440,780.22/2,891.03
  6. Step 6: Final answer
    x = 2,227.85

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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.