Home / 5,330.34-7,993.44-2,555.28

Finding the Fourth Proportional to 5,330.34, 7,993.44 and 2,555.28

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Solution

The fourth proportional to 5,330.34, 7,993.44 and 2,555.28 is: 3,831.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.34 : 7,993.44 = 2,555.28 : x
  2. Step 2: Convert to fraction form
    5,330.34/7,993.44 = 2,555.28/x
  3. Step 3: Cross multiply
    5,330.34x = 7,993.44 × 2,555.28
  4. Step 4: Simplify right side
    5,330.34x = 20,425,477.36
  5. Step 5: Solve for x
    x = 20,425,477.36/5,330.34
  6. Step 6: Final answer
    x = 3,831.93

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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.