Home / 1,717.43-2,369.28-1,054.04

Finding the Fourth Proportional to 1,717.43, 2,369.28 and 1,054.04

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Solution

The fourth proportional to 1,717.43, 2,369.28 and 1,054.04 is: 1,454.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.43 : 2,369.28 = 1,054.04 : x
  2. Step 2: Convert to fraction form
    1,717.43/2,369.28 = 1,054.04/x
  3. Step 3: Cross multiply
    1,717.43x = 2,369.28 × 1,054.04
  4. Step 4: Simplify right side
    1,717.43x = 2,497,315.89
  5. Step 5: Solve for x
    x = 2,497,315.89/1,717.43
  6. Step 6: Final answer
    x = 1,454.10

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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.