Home / 1,473.20-2,033.37-883.61

Finding the Fourth Proportional to 1,473.20, 2,033.37 and 883.61

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Solution

The fourth proportional to 1,473.20, 2,033.37 and 883.61 is: 1,219.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.20 : 2,033.37 = 883.61 : x
  2. Step 2: Convert to fraction form
    1,473.20/2,033.37 = 883.61/x
  3. Step 3: Cross multiply
    1,473.20x = 2,033.37 × 883.61
  4. Step 4: Simplify right side
    1,473.20x = 1,796,695.90
  5. Step 5: Solve for x
    x = 1,796,695.90/1,473.20
  6. Step 6: Final answer
    x = 1,219.59

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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.