Home / 3,386.60-5,076.44-2,288.36

Finding the Fourth Proportional to 3,386.60, 5,076.44 and 2,288.36

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Solution

The fourth proportional to 3,386.60, 5,076.44 and 2,288.36 is: 3,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.60 : 5,076.44 = 2,288.36 : x
  2. Step 2: Convert to fraction form
    3,386.60/5,076.44 = 2,288.36/x
  3. Step 3: Cross multiply
    3,386.60x = 5,076.44 × 2,288.36
  4. Step 4: Simplify right side
    3,386.60x = 11,616,722.24
  5. Step 5: Solve for x
    x = 11,616,722.24/3,386.60
  6. Step 6: Final answer
    x = 3,430.20

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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.