Home / 1,694.97-2,339.01-1,031.58

Finding the Fourth Proportional to 1,694.97, 2,339.01 and 1,031.58

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Solution

The fourth proportional to 1,694.97, 2,339.01 and 1,031.58 is: 1,423.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694.97 : 2,339.01 = 1,031.58 : x
  2. Step 2: Convert to fraction form
    1,694.97/2,339.01 = 1,031.58/x
  3. Step 3: Cross multiply
    1,694.97x = 2,339.01 × 1,031.58
  4. Step 4: Simplify right side
    1,694.97x = 2,412,875.94
  5. Step 5: Solve for x
    x = 2,412,875.94/1,694.97
  6. Step 6: Final answer
    x = 1,423.55

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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.