Home / 2,929.66-4,383.36-1,799.90

Finding the Fourth Proportional to 2,929.66, 4,383.36 and 1,799.90

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Solution

The fourth proportional to 2,929.66, 4,383.36 and 1,799.90 is: 2,693.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.66 : 4,383.36 = 1,799.90 : x
  2. Step 2: Convert to fraction form
    2,929.66/4,383.36 = 1,799.90/x
  3. Step 3: Cross multiply
    2,929.66x = 4,383.36 × 1,799.90
  4. Step 4: Simplify right side
    2,929.66x = 7,889,620.62
  5. Step 5: Solve for x
    x = 7,889,620.62/2,929.66
  6. Step 6: Final answer
    x = 2,693.02

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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.