Home / 1,088.43-1,629-1,073.85

Finding the Fourth Proportional to 1,088.43, 1,629 and 1,073.85

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Solution

The fourth proportional to 1,088.43, 1,629 and 1,073.85 is: 1,607.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088.43 : 1,629 = 1,073.85 : x
  2. Step 2: Convert to fraction form
    1,088.43/1,629 = 1,073.85/x
  3. Step 3: Cross multiply
    1,088.43x = 1,629 × 1,073.85
  4. Step 4: Simplify right side
    1,088.43x = 1,749,301.65
  5. Step 5: Solve for x
    x = 1,749,301.65/1,088.43
  6. Step 6: Final answer
    x = 1,607.18

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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.