Home / 1,446.09-2,169.12-1,169.28

Finding the Fourth Proportional to 1,446.09, 2,169.12 and 1,169.28

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Solution

The fourth proportional to 1,446.09, 2,169.12 and 1,169.28 is: 1,753.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446.09 : 2,169.12 = 1,169.28 : x
  2. Step 2: Convert to fraction form
    1,446.09/2,169.12 = 1,169.28/x
  3. Step 3: Cross multiply
    1,446.09x = 2,169.12 × 1,169.28
  4. Step 4: Simplify right side
    1,446.09x = 2,536,308.63
  5. Step 5: Solve for x
    x = 2,536,308.63/1,446.09
  6. Step 6: Final answer
    x = 1,753.91

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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.