Home / 2,600.91-3,901.30-845.97

Finding the Fourth Proportional to 2,600.91, 3,901.30 and 845.97

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Solution

The fourth proportional to 2,600.91, 3,901.30 and 845.97 is: 1,268.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600.91 : 3,901.30 = 845.97 : x
  2. Step 2: Convert to fraction form
    2,600.91/3,901.30 = 845.97/x
  3. Step 3: Cross multiply
    2,600.91x = 3,901.30 × 845.97
  4. Step 4: Simplify right side
    2,600.91x = 3,300,382.76
  5. Step 5: Solve for x
    x = 3,300,382.76/2,600.91
  6. Step 6: Final answer
    x = 1,268.93

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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.