Home / 5,150.36-7,110.56-3,385.04

Finding the Fourth Proportional to 5,150.36, 7,110.56 and 3,385.04

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Solution

The fourth proportional to 5,150.36, 7,110.56 and 3,385.04 is: 4,673.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150.36 : 7,110.56 = 3,385.04 : x
  2. Step 2: Convert to fraction form
    5,150.36/7,110.56 = 3,385.04/x
  3. Step 3: Cross multiply
    5,150.36x = 7,110.56 × 3,385.04
  4. Step 4: Simplify right side
    5,150.36x = 24,069,530.02
  5. Step 5: Solve for x
    x = 24,069,530.02/5,150.36
  6. Step 6: Final answer
    x = 4,673.37

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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.