Home / 1,723.62-2,585.56-1,181.18

Finding the Fourth Proportional to 1,723.62, 2,585.56 and 1,181.18

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Solution

The fourth proportional to 1,723.62, 2,585.56 and 1,181.18 is: 1,771.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723.62 : 2,585.56 = 1,181.18 : x
  2. Step 2: Convert to fraction form
    1,723.62/2,585.56 = 1,181.18/x
  3. Step 3: Cross multiply
    1,723.62x = 2,585.56 × 1,181.18
  4. Step 4: Simplify right side
    1,723.62x = 3,054,011.76
  5. Step 5: Solve for x
    x = 3,054,011.76/1,723.62
  6. Step 6: Final answer
    x = 1,771.86

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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.