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Finding the Fourth Proportional to 3,039.54, 4,194.54 and 1,713.18

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Solution

The fourth proportional to 3,039.54, 4,194.54 and 1,713.18 is: 2,364.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.54 : 4,194.54 = 1,713.18 : x
  2. Step 2: Convert to fraction form
    3,039.54/4,194.54 = 1,713.18/x
  3. Step 3: Cross multiply
    3,039.54x = 4,194.54 × 1,713.18
  4. Step 4: Simplify right side
    3,039.54x = 7,186,002.04
  5. Step 5: Solve for x
    x = 7,186,002.04/3,039.54
  6. Step 6: Final answer
    x = 2,364.17

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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.