Home / 5,149.37-7,107.14-3,359.07

Finding the Fourth Proportional to 5,149.37, 7,107.14 and 3,359.07

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Solution

The fourth proportional to 5,149.37, 7,107.14 and 3,359.07 is: 4,636.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149.37 : 7,107.14 = 3,359.07 : x
  2. Step 2: Convert to fraction form
    5,149.37/7,107.14 = 3,359.07/x
  3. Step 3: Cross multiply
    5,149.37x = 7,107.14 × 3,359.07
  4. Step 4: Simplify right side
    5,149.37x = 23,873,389.16
  5. Step 5: Solve for x
    x = 23,873,389.16/5,149.37
  6. Step 6: Final answer
    x = 4,636.17

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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.