Home / 1,446.24-1,996.02-949.62

Finding the Fourth Proportional to 1,446.24, 1,996.02 and 949.62

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Solution

The fourth proportional to 1,446.24, 1,996.02 and 949.62 is: 1,310.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446.24 : 1,996.02 = 949.62 : x
  2. Step 2: Convert to fraction form
    1,446.24/1,996.02 = 949.62/x
  3. Step 3: Cross multiply
    1,446.24x = 1,996.02 × 949.62
  4. Step 4: Simplify right side
    1,446.24x = 1,895,460.51
  5. Step 5: Solve for x
    x = 1,895,460.51/1,446.24
  6. Step 6: Final answer
    x = 1,310.61

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1.5x scale

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.