Home / 4,126.07-6,187.66-1,660.25

Finding the Fourth Proportional to 4,126.07, 6,187.66 and 1,660.25

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Solution

The fourth proportional to 4,126.07, 6,187.66 and 1,660.25 is: 2,489.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.07 : 6,187.66 = 1,660.25 : x
  2. Step 2: Convert to fraction form
    4,126.07/6,187.66 = 1,660.25/x
  3. Step 3: Cross multiply
    4,126.07x = 6,187.66 × 1,660.25
  4. Step 4: Simplify right side
    4,126.07x = 10,273,062.52
  5. Step 5: Solve for x
    x = 10,273,062.52/4,126.07
  6. Step 6: Final answer
    x = 2,489.79

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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.