Home / 3,441.09-4,748.78-1,949.01

Finding the Fourth Proportional to 3,441.09, 4,748.78 and 1,949.01

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Solution

The fourth proportional to 3,441.09, 4,748.78 and 1,949.01 is: 2,689.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.09 : 4,748.78 = 1,949.01 : x
  2. Step 2: Convert to fraction form
    3,441.09/4,748.78 = 1,949.01/x
  3. Step 3: Cross multiply
    3,441.09x = 4,748.78 × 1,949.01
  4. Step 4: Simplify right side
    3,441.09x = 9,255,419.71
  5. Step 5: Solve for x
    x = 9,255,419.71/3,441.09
  6. Step 6: Final answer
    x = 2,689.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.