Home / 1,717.54-2,369.23-1,054.15

Finding the Fourth Proportional to 1,717.54, 2,369.23 and 1,054.15

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Solution

The fourth proportional to 1,717.54, 2,369.23 and 1,054.15 is: 1,454.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.54 : 2,369.23 = 1,054.15 : x
  2. Step 2: Convert to fraction form
    1,717.54/2,369.23 = 1,054.15/x
  3. Step 3: Cross multiply
    1,717.54x = 2,369.23 × 1,054.15
  4. Step 4: Simplify right side
    1,717.54x = 2,497,523.80
  5. Step 5: Solve for x
    x = 2,497,523.80/1,717.54
  6. Step 6: Final answer
    x = 1,454.13

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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.