Home / 5,918.36-8,168.27-3,560.49

Finding the Fourth Proportional to 5,918.36, 8,168.27 and 3,560.49

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Solution

The fourth proportional to 5,918.36, 8,168.27 and 3,560.49 is: 4,914.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.36 : 8,168.27 = 3,560.49 : x
  2. Step 2: Convert to fraction form
    5,918.36/8,168.27 = 3,560.49/x
  3. Step 3: Cross multiply
    5,918.36x = 8,168.27 × 3,560.49
  4. Step 4: Simplify right side
    5,918.36x = 29,083,025.85
  5. Step 5: Solve for x
    x = 29,083,025.85/5,918.36
  6. Step 6: Final answer
    x = 4,914.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.