Home / 3,440.24-5,160.36-1,465.28

Finding the Fourth Proportional to 3,440.24, 5,160.36 and 1,465.28

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Solution

The fourth proportional to 3,440.24, 5,160.36 and 1,465.28 is: 2,197.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.24 : 5,160.36 = 1,465.28 : x
  2. Step 2: Convert to fraction form
    3,440.24/5,160.36 = 1,465.28/x
  3. Step 3: Cross multiply
    3,440.24x = 5,160.36 × 1,465.28
  4. Step 4: Simplify right side
    3,440.24x = 7,561,372.30
  5. Step 5: Solve for x
    x = 7,561,372.30/3,440.24
  6. Step 6: Final answer
    x = 2,197.92

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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.