Home / 1,717.31-2,369.04-1,157.06

Finding the Fourth Proportional to 1,717.31, 2,369.04 and 1,157.06

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Solution

The fourth proportional to 1,717.31, 2,369.04 and 1,157.06 is: 1,596.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.31 : 2,369.04 = 1,157.06 : x
  2. Step 2: Convert to fraction form
    1,717.31/2,369.04 = 1,157.06/x
  3. Step 3: Cross multiply
    1,717.31x = 2,369.04 × 1,157.06
  4. Step 4: Simplify right side
    1,717.31x = 2,741,121.42
  5. Step 5: Solve for x
    x = 2,741,121.42/1,717.31
  6. Step 6: Final answer
    x = 1,596.17

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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.