Home / 1,161.31-1,733.92-1,044.69

Finding the Fourth Proportional to 1,161.31, 1,733.92 and 1,044.69

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Solution

The fourth proportional to 1,161.31, 1,733.92 and 1,044.69 is: 1,559.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161.31 : 1,733.92 = 1,044.69 : x
  2. Step 2: Convert to fraction form
    1,161.31/1,733.92 = 1,044.69/x
  3. Step 3: Cross multiply
    1,161.31x = 1,733.92 × 1,044.69
  4. Step 4: Simplify right side
    1,161.31x = 1,811,408.88
  5. Step 5: Solve for x
    x = 1,811,408.88/1,161.31
  6. Step 6: Final answer
    x = 1,559.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.