Home / 3,809.10-5,712.70-1,035.64

Finding the Fourth Proportional to 3,809.10, 5,712.70 and 1,035.64

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Solution

The fourth proportional to 3,809.10, 5,712.70 and 1,035.64 is: 1,553.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809.10 : 5,712.70 = 1,035.64 : x
  2. Step 2: Convert to fraction form
    3,809.10/5,712.70 = 1,035.64/x
  3. Step 3: Cross multiply
    3,809.10x = 5,712.70 × 1,035.64
  4. Step 4: Simplify right side
    3,809.10x = 5,916,277.90
  5. Step 5: Solve for x
    x = 5,916,277.90/3,809.10
  6. Step 6: Final answer
    x = 1,553.20

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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.