Home / 1,717.14-2,369.67-1,008.84

Finding the Fourth Proportional to 1,717.14, 2,369.67 and 1,008.84

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Solution

The fourth proportional to 1,717.14, 2,369.67 and 1,008.84 is: 1,392.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.14 : 2,369.67 = 1,008.84 : x
  2. Step 2: Convert to fraction form
    1,717.14/2,369.67 = 1,008.84/x
  3. Step 3: Cross multiply
    1,717.14x = 2,369.67 × 1,008.84
  4. Step 4: Simplify right side
    1,717.14x = 2,390,617.88
  5. Step 5: Solve for x
    x = 2,390,617.88/1,717.14
  6. Step 6: Final answer
    x = 1,392.21

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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.