Home / 2,949.98-4,421.86-1,486.05

Finding the Fourth Proportional to 2,949.98, 4,421.86 and 1,486.05

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Solution

The fourth proportional to 2,949.98, 4,421.86 and 1,486.05 is: 2,227.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.98 : 4,421.86 = 1,486.05 : x
  2. Step 2: Convert to fraction form
    2,949.98/4,421.86 = 1,486.05/x
  3. Step 3: Cross multiply
    2,949.98x = 4,421.86 × 1,486.05
  4. Step 4: Simplify right side
    2,949.98x = 6,571,105.05
  5. Step 5: Solve for x
    x = 6,571,105.05/2,949.98
  6. Step 6: Final answer
    x = 2,227.51

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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.