Home / 2,450.79-3,676.19-1,153.17

Finding the Fourth Proportional to 2,450.79, 3,676.19 and 1,153.17

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Solution

The fourth proportional to 2,450.79, 3,676.19 and 1,153.17 is: 1,729.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.79 : 3,676.19 = 1,153.17 : x
  2. Step 2: Convert to fraction form
    2,450.79/3,676.19 = 1,153.17/x
  3. Step 3: Cross multiply
    2,450.79x = 3,676.19 × 1,153.17
  4. Step 4: Simplify right side
    2,450.79x = 4,239,266.26
  5. Step 5: Solve for x
    x = 4,239,266.26/2,450.79
  6. Step 6: Final answer
    x = 1,729.76

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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.