Home / 3,440.07-5,160.30-1,100.28

Finding the Fourth Proportional to 3,440.07, 5,160.30 and 1,100.28

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Solution

The fourth proportional to 3,440.07, 5,160.30 and 1,100.28 is: 1,650.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.07 : 5,160.30 = 1,100.28 : x
  2. Step 2: Convert to fraction form
    3,440.07/5,160.30 = 1,100.28/x
  3. Step 3: Cross multiply
    3,440.07x = 5,160.30 × 1,100.28
  4. Step 4: Simplify right side
    3,440.07x = 5,677,774.88
  5. Step 5: Solve for x
    x = 5,677,774.88/3,440.07
  6. Step 6: Final answer
    x = 1,650.48

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1.5x scale

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.