Home / 5,073.49-7,004.45-3,186.69

Finding the Fourth Proportional to 5,073.49, 7,004.45 and 3,186.69

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Solution

The fourth proportional to 5,073.49, 7,004.45 and 3,186.69 is: 4,399.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,073.49 : 7,004.45 = 3,186.69 : x
  2. Step 2: Convert to fraction form
    5,073.49/7,004.45 = 3,186.69/x
  3. Step 3: Cross multiply
    5,073.49x = 7,004.45 × 3,186.69
  4. Step 4: Simplify right side
    5,073.49x = 22,321,022.91
  5. Step 5: Solve for x
    x = 22,321,022.91/5,073.49
  6. Step 6: Final answer
    x = 4,399.54

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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.