Home / 1,088.33-1,629.45-1,057.95

Finding the Fourth Proportional to 1,088.33, 1,629.45 and 1,057.95

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Solution

The fourth proportional to 1,088.33, 1,629.45 and 1,057.95 is: 1,583.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088.33 : 1,629.45 = 1,057.95 : x
  2. Step 2: Convert to fraction form
    1,088.33/1,629.45 = 1,057.95/x
  3. Step 3: Cross multiply
    1,088.33x = 1,629.45 × 1,057.95
  4. Step 4: Simplify right side
    1,088.33x = 1,723,876.63
  5. Step 5: Solve for x
    x = 1,723,876.63/1,088.33
  6. Step 6: Final answer
    x = 1,583.97

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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.