Home / 1,689.84-2,537.58-1,044.66

Finding the Fourth Proportional to 1,689.84, 2,537.58 and 1,044.66

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Solution

The fourth proportional to 1,689.84, 2,537.58 and 1,044.66 is: 1,568.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689.84 : 2,537.58 = 1,044.66 : x
  2. Step 2: Convert to fraction form
    1,689.84/2,537.58 = 1,044.66/x
  3. Step 3: Cross multiply
    1,689.84x = 2,537.58 × 1,044.66
  4. Step 4: Simplify right side
    1,689.84x = 2,650,908.32
  5. Step 5: Solve for x
    x = 2,650,908.32/1,689.84
  6. Step 6: Final answer
    x = 1,568.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.