Home / 5,208.48-7,808.44-2,433.78

Finding the Fourth Proportional to 5,208.48, 7,808.44 and 2,433.78

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Solution

The fourth proportional to 5,208.48, 7,808.44 and 2,433.78 is: 3,648.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.48 : 7,808.44 = 2,433.78 : x
  2. Step 2: Convert to fraction form
    5,208.48/7,808.44 = 2,433.78/x
  3. Step 3: Cross multiply
    5,208.48x = 7,808.44 × 2,433.78
  4. Step 4: Simplify right side
    5,208.48x = 19,004,025.10
  5. Step 5: Solve for x
    x = 19,004,025.10/5,208.48
  6. Step 6: Final answer
    x = 3,648.67

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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.