Home / 1,226.10-1,835.10-950.70

Finding the Fourth Proportional to 1,226.10, 1,835.10 and 950.70

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Solution

The fourth proportional to 1,226.10, 1,835.10 and 950.70 is: 1,422.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226.10 : 1,835.10 = 950.70 : x
  2. Step 2: Convert to fraction form
    1,226.10/1,835.10 = 950.70/x
  3. Step 3: Cross multiply
    1,226.10x = 1,835.10 × 950.70
  4. Step 4: Simplify right side
    1,226.10x = 1,744,629.57
  5. Step 5: Solve for x
    x = 1,744,629.57/1,226.10
  6. Step 6: Final answer
    x = 1,422.91

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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.