Home / 1,960.17-2,704.19-1,203.63

Finding the Fourth Proportional to 1,960.17, 2,704.19 and 1,203.63

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Solution

The fourth proportional to 1,960.17, 2,704.19 and 1,203.63 is: 1,660.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960.17 : 2,704.19 = 1,203.63 : x
  2. Step 2: Convert to fraction form
    1,960.17/2,704.19 = 1,203.63/x
  3. Step 3: Cross multiply
    1,960.17x = 2,704.19 × 1,203.63
  4. Step 4: Simplify right side
    1,960.17x = 3,254,838.19
  5. Step 5: Solve for x
    x = 3,254,838.19/1,960.17
  6. Step 6: Final answer
    x = 1,660.49

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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.