Home / 3,607.16-5,399.78-2,309.54

Finding the Fourth Proportional to 3,607.16, 5,399.78 and 2,309.54

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Solution

The fourth proportional to 3,607.16, 5,399.78 and 2,309.54 is: 3,457.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607.16 : 5,399.78 = 2,309.54 : x
  2. Step 2: Convert to fraction form
    3,607.16/5,399.78 = 2,309.54/x
  3. Step 3: Cross multiply
    3,607.16x = 5,399.78 × 2,309.54
  4. Step 4: Simplify right side
    3,607.16x = 12,471,007.90
  5. Step 5: Solve for x
    x = 12,471,007.90/3,607.16
  6. Step 6: Final answer
    x = 3,457.29

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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.