Home / 1,953.01-2,694.49-1,207.13

Finding the Fourth Proportional to 1,953.01, 2,694.49 and 1,207.13

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Solution

The fourth proportional to 1,953.01, 2,694.49 and 1,207.13 is: 1,665.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953.01 : 2,694.49 = 1,207.13 : x
  2. Step 2: Convert to fraction form
    1,953.01/2,694.49 = 1,207.13/x
  3. Step 3: Cross multiply
    1,953.01x = 2,694.49 × 1,207.13
  4. Step 4: Simplify right side
    1,953.01x = 3,252,603.43
  5. Step 5: Solve for x
    x = 3,252,603.43/1,953.01
  6. Step 6: Final answer
    x = 1,665.43

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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.