Home / 2,159.04-3,236.52-1,769.88

Finding the Fourth Proportional to 2,159.04, 3,236.52 and 1,769.88

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Solution

The fourth proportional to 2,159.04, 3,236.52 and 1,769.88 is: 2,653.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159.04 : 3,236.52 = 1,769.88 : x
  2. Step 2: Convert to fraction form
    2,159.04/3,236.52 = 1,769.88/x
  3. Step 3: Cross multiply
    2,159.04x = 3,236.52 × 1,769.88
  4. Step 4: Simplify right side
    2,159.04x = 5,728,252.02
  5. Step 5: Solve for x
    x = 5,728,252.02/2,159.04
  6. Step 6: Final answer
    x = 2,653.15

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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.